Intelligent Liquid Level Transmitter with
Remote-Sealed Diaphragm
EDR-N8FS
Accuracy
Range
Code
8000
40000
Note1)
EDR-N8FS Liquid Level Transmitter with Remote-Sealed
Diaphragm incorporates semiconductor sensors and a micro
computer and converts measured differential pressures to 4 to
20mA DC signals with high accuracy.
EDR-N8FS is suitable for measuring flow volumes, levels (water
levels) and pressures of various types of process fluids such as gas,
liquid and steam and also supports various installation
environments such as explosion-prevented areas, etc.
Note2)
STANDARD SPECIFICATIONS
Model
EDR-N8FS
Response time
Differential pressure range
Range
Code
Measuring
Span
Settable Range Limits
8000
2 to 80kPa
-80≦LRV≦80kPa，-80≦URV≦80kPa
40000
20 to 400kPa
-400≦LRV≦400kPa，-400≦URV≦400kPa
Note)
URV is the input differential pressure to give 100％ output
(20mA DC)
LRV is the input differential pressure to give 0％ output
(4mA DC)
Output signal
4 to 20mA DC
Output signal range
3.6 to 21.6mA DC （-2.5 to 110%）
Power supply voltage
11.4 to 42.0V DC
Allowable load
resistance
Communication protocol
600Ω (at 24V DC power supply voltage)
Hitachi communication
Communication line conditions
Power supply voltage
16.7 to 42.0V DC
Load resistance
250 to 1.2kΩ
See Fig. 1 for the relationship between power
supply voltage and load resistance.
External adjustment
/configuration
Burn-out at error
Accuracy
±0.2%
X is 8kPa or higher
±〔0.1+(0.1×8/X)〕%
X is less than 8kPa
±0.2%
X is 40kPa or higher
±〔0.1+(0.1×40/X)〕%
X is less than 40kPa
Accuracy is the percentage to X.
X is the absolute value of URV，LRV or the biggest value of
measured span. X’s unit is kPa.
For square-root output，With zero-cut designation
Output 1.1% or less:
± (linear output accuracy × 45)%
Output 1.1 to 50%:
± (linear output accuracy × 50 / square-root output %) %
Output 50% or higher: Same as linear output
*It is possible to select whether getting the outputs under the
zero-cut point zero，or the zero-cut point from an arbitrary
straight line or proportional outputs through communication.
Without zero-cut designation
Output 20% or less: Straight line at 0 to 20% point
Output 20% or higher: Same as the above “With zero-cut
designation”.
Zero point adjustment (±100% of
measured span), LRV and URV adjustment
and configuration and damping time
constant are configurable (however, only
with indicator and when the function is
enabled).
Burn-up, burn-down or no burn-out can
be selected. (No burn-out is configured at
Dead time
0.15s (Minimum)
Damping time
constant
Electrically configurable from 0.1 to 102.4s
(at 0.1s step) by using a communicator.
(Amplifier time
constant)
Sensor body
time constant
Time constant (at 25℃)
Sensor body
Capillary per 1m
Range
Code
8000
Approx. 0.05s
Approx. 0.2s
40000
Approx. 0.03s
Approx. 0.1s
・Response time is the sum of time constants of
the Sensor body and damping time constant
(amplifier time constant) and dead time.
Storage
temperature range
-40 to 85℃
Operating
0 to 100%RH
humidity range
Operating temperature range
Ambient
temperature range
Wetted parts
temperature range
-40 to 85℃
-40 to 180℃
Maximum
operating
pressure
The highest or below operating pressure of
flange (See Fig. 2 for negative pressure.)
Site vibration
Continuous vibration below 29.4 m/s2
shipment.)
CS･3253-808
1
Temperature characteristics (at -20 to 60℃)
Range
Code
8000
40000
ADDITIONAL SPECIFICATIONS
Temperature characteristics
Zero shift ±[0.05+(0.5×T/50)]%
±[0.05+(0.35+0.15×16/X)×T/50]%
Total shift ±[0.05+(0.8×T/50)]%
±[0.05+(0.65+0.15×16/X)×T/50]%
Zero shift ±[0.05+(0.5×T/50)]%
±[0.05+(0.35+0.15×80/X)×T/50]%
Total shift ±[0.05+(0.8×T/50)]%
±[0.05+(0.65+0.15×80/X)×T/50]%
X
X
X
X
X
X
X
X
is
is
is
is
is
is
is
is
16kPa or higher
less than 16kPa
16kPa or higher
less than 16kPa
80kPa or higher
less than 80kPa
80kPa or higher
less than 80kPa
Note) Temperature characteristic is the percentage to the X.
X is the absolute value of URV, LRV or the biggest value of
measured span. X’s unit is kPa.
T (℃) is temperature variation width.
Static pressure characteristics （at 25℃）
Range
Code
8000
40000
Static pressure characteristics
Zero shift ±[0.05+(0.05×P/2.5)]%
±[0.05+(0.05×40/X)×P/2.5]%
Total shift ±[0.05+(1.95+0.1×80/X)×P/2.5]%
Zero shift ±[0.05+(0.05×P/2.5)]%
±[0.05+(0.05×200/X)×P/2.5]%
Total shift ±[0.05+(1.45+0.1×400/X)×P/2.5]%
X is 40kPa or higher
X is less than 40kPa
X is 200kPa or higher
X is less than 200kPa
Note) Static pressure characteristic is the percentage to X.
X is the absolute value of URV, LRV or the biggest value of
measured span. X’s unit is kPa.
P is a static pressure. P’s unit is MPa.
Materials
Diaphgram
SUS316L
Wetted parts
other than
diaphgram
Standard flange
SUS316
Capillary
SUS316 (polyethylene-covered)
Sensor body
flange bolt
Amplifier case
SCM435
Sealed liquid
Communication
HART communication
protocol
TIIS flameproof，Oil-immersion
Applicable
Standard
Note) If the indicator is not equipped，
please construct an external alarm
indication system by scaling out of
the output signal.
Ambient temperature range:
-20 to 55℃
Wetted parts temperature range:
-20 to 100℃
Wire connection
Please use X-EXRCA pressure proof
packing brackets (or EXPC-16B by
Shimada Electric Co.,Ltd).
FM explosionproof approval （Arranging）
Operating
temperature range
Applicable
Standard
Ambient temperature range：
-40 to 60℃
Wetted parts temperature range：
-40 to 120℃
NEPSI explosionproof approval （Arranging）
Applicable
Standard
Explosionproof Ex d ⅡC T4
Operating
temperature range
Ambient temperature range：
-40 to 60℃
Wetted parts temperature range：
-40 to 120℃
SUS304 or SUSF304
Indicator
Aluminum alloy
Silicon oil
JIS 10K 80A RF (similar flange)
0mm (connection aperture 80A)
5m
Capillary ejection
direction
Wire connection
G1/2
Check terminal
Current output (Ampere meter is required for
Wafer type (Horizontal to side of diaphragm)
measurement)
Protection grade
JIS C 0920 IP67
Surge absorber
Incorporated into the power input circuit
Surge tolerance: 1,000A (8/20μs)
Impact test voltage: 15,000V (1.2/50μs)
Color
Light gray (anti-acid painting)
Weight
Approx. 10kg
Mounting
Directly mounted on tank
Accessories
External adjustment /configuration magnet
Flange standard
(See Code table for details.)
50mm, 100mm, 150mm
Diaphragm cover
Material: FEP
(Only for aperture
80A(3B) without
protruding part)
(Operating pressure: Atmospheric pressure or
higher, operating temperature: -10 to 120℃)
Capillary ejection
direction
2
Digital indicator
Indication 5 digits, unit 7 digits, bar
graph
Indication items
Individual enable/disable indication of
the following items:
Automatic switching when selecting the
items
Differential pressure%,
Differential pressure value,
Actual scale of differential pressure,
Static pressure%,
Static pressure value
Actual scale
Unit is selected from pressure, flow
volume, height or discretionary
configuration.
Configuration range: -99,999 to 99,999
Ambient temperature range: −20 to 85℃
JIS 20K, ANSI 150, ANSI 300, JPI 150,
JPI 300, etc.
Connection aperture 80A(3B), 100A(4B)
Length of protruding
part of flange
Capillary length
CS･3253-808
Explosionproof CLI,DIV 1,GPS B,C&D
Dust-ignition proof CLⅡ/Ⅲ,GPS E,F&G
Temperature Code T4
Operating
temperature range
(Relative density: For 0.955, at 25℃)
Process
connection
Length of
protruding part of
flange
Capillary length
Exdo II CT4 X Note)
Available for use at Zone1，Zone2 groups
of hazardous place.
±0.5% is added to the accuracy when the
diaphragm cover is used.
1 to 10m (Unit: 1m)
Back ejection (Vertical to side of diaphragm)
Sealed liquid
Wetted parts temperature range:-20 to 120℃
Relative density:1.860 (at 20℃)
(See Fig. 3 for negative pressure.)
Specify also the oil-prohibitive finish together for
oxygen measurement.
Silicone oil for
sanitary
purposes
Propylene glycol
Wetted parts temperature range:-20 to 150℃
Relative density:0.965 (at 25℃)
(See Fig. 4 for negative pressure.)
Wetted parts temperature range:-20 to 150℃
Relative density:1.037 (at 25℃)
(Not available for negative pressure.)
Wetted parts finish
Vacuum type
(Code: V)
Oil prohibitive or oil and water prohibitive
finish
Wetted parts temperature range:
-20 to 180℃
Ambient temperature range: -20 to 85℃
Sealed liquid is the same as the standard
specifications.
Load resistance [Ω]
Fluorine oil
36.6V
1200
Unusable range
600
Usable range
250
0
0 11.4
16.7
24.0
42.0
Power supply voltage [V DC]
The minimum load resistance of 250Ω is required to
communicate by connecting the communicator.
Fig. 1 Power supply voltage / load resistance characteristics
(Operating pressure varies depending on the
temperature. See Fig. 2 for proper usage.)
Wetted parts materials
Material
Code
Diaphragm
Wetted parts except
for diaphragm
316L
SUS316L
SUS316L
HC
Hastelloy C
Hastelloy C
TA
Tantalum
Tantalum
Note) Protruding part length of 0mm is only manufactured for
the Material Code TA.
* Select a material considering the anti-corrosion characteristics.
Using gold-plated diaphragm (Code:Z52) or embedded with
gold-plated diaphragm + hydrogen absorbing alloy (Code：Z72)is
recommended if there is any concern about the error caused by
hydrogen permeation of diaphragm due to hydrogen in the
measured fluid, etc. (However, it is difficult for Z52 and Z72 to
completely prevent the error caused by hydrogen permeation.)
Bolt material
Sensor body flange bolt:SUS630
CS･3253-808
3
Maximum operating temperature
Minimum operating temperature
Usable area by standard specifications
Maximum operating temperature
［℃］
［℃］
Atmospheric
pressure
Operating
pressure P
[kPa abs]
Operating
pressure P
[kPa abs]
［℃］
Minimum operating temperature
［℃］
Usable area
Atmospheric
pressure
Usable area by vacuum specifications
Usable area by vacuum specifications
Unusable area
Unusable area
Temperature of fluid to be measured [℃]
Temperature of fluid to be measured [℃]
Fig. 3 Operating pressure and wetted parts temperature
(Sealed liquid：Fluorine oil)
Fig. 2 Wetted parts temperatures and ambient temperature
（Standard and Vacuum specifications）
Minimum operating temperature
Maximum operating temperature
Operating
pressure P
[kPa abs]
［℃］
［℃］
Usable area
Atmospheric
pressure
Usable area by vacuum specifications
Unusable area
Temperature of fluid to be measured [℃]
Fig. 4 Operating pressure and wetted parts temperature
(Sealed liquid：Sanitary silicone oil)
EXTERNAL CONNECTION DRAWING
Connected with on-site indicator
On-site indicator
Load
Grounding
Power supply
Grounding
Load
Without on-site indicator
Power supply
Note1) Perform Class D grounding work (ground resistance of 100Ω or less) for grounding.
Note2) Ground either the transmitter or the receiving instrument. Be careful not to be dual-grounded.
Note3) Grounding terminals on the transmitter are located inside the terminal box and outside the amplifier case.
You can use either of the groundings.
Note4) T1，T2 and T3 terminals are not connected.
Note5) The resistance value needs to be 20Ω or less including wire resistance to connect an on-site indicator.
CS･3253-808
4
DIMENSIONS (Unit: mm)
Wafer type
Without protruding part (E0)
With protruding part (E50, E100, E150)
Low pressure wetted parts
High pressure wetted parts
Diaphragm diameter φ d
Wetted parts
Protruding
length
E
50
100
150
Back ejection type on low pressure wet side
Without protruding part (E0)
Low pressure
wet
----------------------------------------------------------------
Diaphragm diameter φ d
With protruding part (E50, E100, E150)
For 100A（4B）
For 80A（3B）
Diaphragm diameter φ d
Diaphragm diameter φ d
CS･3253-808
5
Wafer type
Without protruding part (E0)
Flange standard
φD
φF
(similar flange)
JIS10K
185
127
JIS20K
200
127
80A
JIS30K
210
127
JIS40K
210
127
JIS63K
230
127
JIS10K
210
154
JIS20K
225
154
100A
JIS30K
240
154
JIS40K
250
154
JIS63K
270
154
ANSI150
191
127
ANSI300
210
127
ANSI600
210
127
80A
(3B)
ANSI900
241
127
ANSI1500
267
127
ANSI2500
305
127
ANSI150
229
154
ANSI300
254
154
ANSI600
273
154
100A
(4B)
ANSI900
292
154
ANSI1500
311
154
ANSI2500
356
154
* JPI flange is the same size as ANSI flange.
*φd is for diaphragm material of SUS316L
With protruding part (E50, E100, E150)
φd
φC
n×φh
t
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
150
160
170
170
185
175
185
195
205
220
152.4
168.3
168.3
190.5
203.2
228.6
190.5
200
215.9
235
241.3
273
8×19
8×23
8×23
8×23
8×25
8×19
8×23
8×25
8×25
8×27
4×20
8×23
8×23
8×26
8×32
8×35
8×20
8×23
8×26
8×32
8×35
8×42
18
22
28
32
40
18
24
32
36
44
24
29
32
38.5
48
67
24
32
38.5
44.5
54
76.5
Flange standard
φD φF φg
(similar flange)
JIS10K
185
127
72
JIS20K
200
127
72
80A
JIS30K
210
127
72
JIS40K
210
127
72
JIS63K
230
127
72
JIS10K
210
154
96
JIS20K
225
154
96
100A
JIS30K
240
154
96
JIS40K
250
154
96
JIS63K
270
154
96
ANSI300
191
127
72
ANSI600
210
127
72
80A
ANSI900
210
127
72
(3B)
ANSI1500
241
127
72
ANSI2500
267
127
72
ANSI150
305
127
72
ANSI300
229
154
96
ANSI600
254
154
96
100A
(4B)
ANSI900
273
154
96
ANSI1500
292
154
96
ANSI2500
311
154
96
* JPI flange is the same size as ANSI flange.
*φd is for diaphragm material of SUS316L
φd
φC
64
64
64
64
64
88
88
88
88
88
64
64
64
64
64
64
88
88
88
88
88
150
160
170
170
185
175
185
195
205
220
152.4
168.3
168.3
190.5
203.2
228.6
190.5
200
215.9
235
241.3
n×φh
t
8×19
8×23
8×23
8×23
8×25
8×19
8×23
8×25
8×25
8×27
4×20
8×23
8×23
8×26
8×32
8×35
8×20
8×23
8×26
8×32
8×35
18
22
28
32
40
18
24
32
36
44
24
29
32
38.5
48
67
24
32
38.5
44.5
54
Back ejection type on low pressure wet side
Without protruding part (E0)
Flange standard
φD
φF
(similar flange)
JIS10K
185
127
JIS20K
200
127
80A
JIS30K
210
127
JIS40K
210
127
JIS63K
230
127
JIS10K
210
151
JIS20K
225
160
100A
JIS30K
240
160
JIS40K
250
165
JIS63K
270
165
ANSI150
191
127
ANSI300
210
127
ANSI600
210
127
80A
(3B)
ANSI900
241
127
ANSI1500
267
127
ANSI2500
305
127
ANSI150
229
157
ANSI300
254
157
ANSI600
273
157
100A
(4B)
ANSI900
292
157
ANSI1500
311
157
ANSI2500
356
157
* JPI flange is the same size as ANSI flange.
*φd is for diaphragm material of SUS316L
With protruding part (E50, E100, E150)
φd
φC
n×φh
t
f
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
88
150
160
170
170
185
175
185
195
205
220
152.4
168.1
168.1
190.5
203.2
228.6
190.5
200.2
215.9
235
241.3
273
8×19
8×23
8×23
8×23
8×25
8×19
8×23
8×25
8×25
8×27
4×20
8×23
8×23
8×26
8×32
8×35
8×20
8×23
8×26
8×32
8×35
8×42
18
22
28
32
40
18
24
32
36
44
23.9
28.5
38.3
44.5
54.2
73
23.9
31.8
44.5
50.9
60.4
82.6
2
2
2
2
2
2
2
2
2
2
1.6
1.6
6.4
6.4
6.4
6.4
1.6
1.6
6.4
6.4
6.4
6.4
CS･3253-808
6
Flange standard
(similar flange)
JIS10K
JIS20K
80A
JIS30K
JIS40K
JIS63K
JIS10K
JIS20K
100A
JIS30K
JIS40K
JIS63K
ANSI150
ANSI300
80A
ANSI600
(3B)
ANSI900
ANSI1500
ANSI2500
ANSI150
ANSI300
100A
(4B)
ANSI600
ANSI900
ANSI1500
φD
φF
φd
φC
n×φh
t
f
185
200
210
210
230
210
225
240
250
270
191
210
210
241
267
305
229
254
273
292
311
127
127
127
127
127
151
160
160
165
165
127
127
127
127
127
127
157
157
157
157
157
64
64
64
64
64
88
88
88
88
88
64
64
64
64
64
64
88
88
88
88
88
150
160
170
170
185
175
185
195
205
220
152.4
168.1
168.1
190.5
203.2
228.6
190.5
200.2
215.9
235
241.3
8×19
8×23
8×23
8×23
8×25
8×19
8×23
8×25
8×25
8×27
4×20
8×23
8×23
8×26
8×32
8×35
8×20
8×23
8×26
8×32
8×35
18
22
28
32
40
18
24
32
36
44
23.9
28.5
38.3
44.5
54.2
73
23.9
31.8
44.5
50.9
60.4
2
2
2
2
2
2
2
2
2
2
1.6
1.6
6.4
6.4
6.4
6.4
1.6
1.6
6.4
6.4
6.4
* JPI flange is the same size as ANSI flange.
*φd is for diaphragm material of SUS316
CODE TABLES
EDR-N8FS Intelligent Liquid Level Transmitter with Remote-Sealed Diaphragm
No.
Model
EDR-N8FS
Item
Range Code
2
Communication
3
4
Functional safety
Adjustment range
5
Certification
6
Indicator
7
Flange standard
8
Protruding flange part
and
diaphragm cover
9
Capillary length
Code
BacK ejection type
Wafer type
JPI
ANSI
JIS
1
8000
40000
H
C( )
XC
FM
NEPSI
M
MJ( )
80J10
80J20
80J30
80J40
80J63
100J10
100J20
100J30
100J40
100J63
80A150
80A300
80A400
80A600
80A900
80A1500
80A2500
100A150
100A300
100A400
100A600
100A900
100A1500
100A2500
80JP150
80JP300
80JP400
80JP600
80JP900
80JP1500
80JP2500
100JP150
100JP300
100JP400
100JP600
100JP900
100JP1500
100JP2500
E0
E50
E100
E150
E0TDS
1
2
3
4
5
6
7
8
9
10
1U
2U
3U
4U
5U
6U
7U
8U
Remarks
Measuring span 2 to 80kPa
Measuring span 20 to 400kPa
Hitachi communication
HART communication
None
Adjust between 0 and Maximum range
Describe adjustment range and unit sign in ( )
None
TIIS flameproof, Oil-immersion
FM explosionproof approval
（Arranging）
NEPSI explosionproof approval （Arranging）
None
With digital indicator (Indication 0 to 100%)
With digital indicator, describe indication scale and unit sign in actual scale indication ( )
Flange standard JIS 10K 80A RF-equivalent
Flange standard JIS 20K 80A RF-equivalent
Flange standard JIS 30K 80A RF-equivalent
Flange standard JIS 40K 80A RF-equivalent
Flange standard JIS 63K 80A RF-equivalent
Flange standard JIS 10K 100A RF-equivalent
Flange standard JIS 20K 100A RF-equivalent
Flange standard JIS 30K 100A RF-equivalent
Flange standard JIS 40K 100A RF-equivalent
Flange standard JIS 63K 100A RF-equivalent
Flange standard ANSI 150
3B
RF-equivalent
Flange standard ANSI 300
3B
RF-equivalent
Flange standard ANSI 400
3B
RF-equivalent
Flange standard ANSI 600
3B
RF-equivalent
Flange standard ANSI 900
3B
RF-equivalent
Flange standard ANSI 1500 3B
RF-equivalent
Flange standard ANSI 2500 3B
RF-equivalent
Flange standard ANSI 150
4B
RF-equivalent
Flange standard ANSI 300
4B
RF-equivalent
Flange standard ANSI 400
4B
RF-equivalent
Flange standard ANSI 600
4B
RF-equivalent
Flange standard ANSI 900
4B
RF-equivalent
Flange standard ANSI 1500 4B
RF-equivalent
Flange standard ANSI 2500 4B
RF-equivalent
Flange standard JPI 150
3B
RF-equivalent
Flange standard JPI 300
3B
RF-equivalent
Flange standard JPI 400
3B
RF-equivalent
Flange standard JPI 600
3B
RF-equivalent
Flange standard JPI 900
3B
RF-equivalent
Flange standard JPI 1500 3B
RF-equivalent
Flange standard JPI 2500 3B
RF-equivalent
Flange standard JPI 150
4B
RF-equivalent
Flange standard JPI 300
4B
RF-equivalent
Flange standard JPI 400
4B
RF-equivalent
Flange standard JPI 600
4B
RF-equivalent
Flange standard JPI 900
4B
RF-equivalent
Flange standard JPI 1500 4B
RF-equivalent
Flange standard JPI 2500 4B
RF-equivalent
Protruding part length 0mm
Protruding part length 50mm
Protruding part length 100mm
Protruding part length 150mm
Protruding part length 0 mm with FEP Diaphragm cover
(Operating pressure: atmospheric pressure or higher, operating temperature -10 to 120℃) Only 80A can be selected.
Capillary length 1m
Capillary length 2m
Capillary length 3m
Capillary length 4m
Capillary length 5m
Capillary length 6m
Capillary length 7m
Capillary length 8m
Capillary length 9m
Capillary length 10m
Capillary back ejection Length 1m
Capillary
Capillary
Capillary
Capillary
Capillary
Capillary
Capillary
back
back
back
back
back
back
back
ejection
ejection
ejection
ejection
ejection
ejection
ejection
Length
Length
Length
Length
Length
Length
Length
2m
3m
4m
5m
6m
7m
8m
CS･3253-808
7
10
Material
11
Bolt material
12
Sealed liquid
13
Oil prohibition
14
Wetted parts conditions
9U
10U
316L
Length HC
of
protruding
TA part
0 mm S630
FO
100CS
PG
NL
NLW
V
Capillary back ejection Length 9m
Capillary back ejection Length 10m
Diaphragm: SUS316L
Wetted part: SUS316
Diaphragm: SUS316L
Wetted part: SUS316L
Diaphragm: Hastelloy C Wetted part: Hastelloy C
Diaphragm: Tantalum
Wetted part: Tantalum Only E0
Sensor body flange bolt: SCM435
Sensor body flange bolt: SUS630
Silicone oil
Fluorine oil
Sanitary silicone oil
Propylene glycol
No finish
Oil prohibitive finish
Oil and water prohibitive finish
Standard
Vacuum type
Example of Code description：EDR-N8FS-8000XC-M-80J10-E0-5
●HART® is a registerd trademark of the Field Comm Group.
●Please read the “Instruction Manual” carefully before use.
●Appearance and specifications are subject to change partially for improvement.
CS･3253-808
8
HCS-E2208