Model A12-17 Combustible Gas Transmitter - System Dimensions
NOTES
SENSOR/TRANSMITTER
6.312"
160.3 mm
4.85"
123 mm
3/4" NPT
3/4" NPT
4.95"
126 mm
WALL MOUNT
BRACKET,
(2) 5/16" DIA. THRU
- HARDWARE IS
CUSTOMER
SUPPLIED
1.6"
40.6 mm
3/4" NPT
1 1/8" HEX
3/4" NPT
FRONT VIEW
C10-17 COMBUSTIBLE SENSOR
(00-0252)
1) Enclosure Ratings:
Nema-3,4X,7 & 9
UL Standard 1203
CSA Standard C22.2-30
FM Class No. 3615
NEC
CLASS I, Groups B, C & D
CLASS II, Groups E, F & G
CLASS III
2) Enclosure Material:
Light weight corrosion resistant
copper-free aluminum construction
with sand blast finish.
Painted with polyester urethane, CAT
yellow in color.
Neoprene gasket.
2 5/8" dia. viewing window.
3) When transmitter is used in classified
areas, an x-proof seal should be used as
required by electrical code.
Any connection made must be watertight.
SENSOR/TRANSMITTER WITH AUTO-TEST
6.312"
160.3 mm
4.85"
123 mm
3/4" NPT
4.625"
117 mm
3/4" NPT
4.95"
126 mm
WALL MOUNT
BRACKET,
(2) 5/16" DIA. THRU
- HARDWARE IS
CUSTOMER
SUPPLIED
4.40"
112 mm
C28-17 COMBUSTIBLE SENSOR
WITH AUTO-TEST
(00-0786)
1.75" dia.
44.4 mm dia.
FRONT VIEW
SS-A1217-RB.P65, DATE: 10/23/01 DRAWN: KJN, APPD:
SIDE VIEW
Page 1 of 5
Model A12-17 Combustible Gas Transmitter - Typical System Diagram and Installation
JUNCTION BOX
NOTES
1) Enclosure Ratings:
CLASS I, Groups B, C & D
CLASS II, Groups E, F & G
CLASS III
2) Assembly is normally mounted diectly to
suitable explosion-proof conduit.
3) When transmitter is used in classified
areas, an x-proof seal should be used as
required by electrical code.
Any connection made must be watertight.
- WARNING- Failure to seal the conduit
entries will result in water entering the
enclosure causing damage or failure to
the transmitter electronics.
ATI-046
JUNCTION BOX w/ AUTO-TEST
ATI-0396
SS-A1217-RB, (10/01)
Page 2 of 5
Model A12-17 Combustible Gas Transmitter - Electrical Installation
DUAL CONDULET INSTALLATION
SS-A1217-RB, (10/01)
Page 3 of 5
Model A12-17 Combustible Gas Transmitter - Electrical Installation without Auto-Test
STANDARD SYSTEM
X-PROOF ENC. w/BASE
(03-0121)
POWER
GROUND JUMPER (03-0067)
POWER
GROUND SCREW
SEE DETAIL
GND TERMINAL
LOCATED NEXT TO
RELAY BASE
EARTH GROUND (OR CONDUIT)
3 CONDUCTOR CABLE
C10-17 COMBUSTIBLE SENSOR
(00-0252)
TO COMBUSTIBLE SENSOR
ATI-0282
STANDARD SYSTEM WITH JUNCTION BOX
ATI-0283
SS-A1217-RB, (10/01)
Page 4 of 5
Model A12-17 Combustible Gas Transmitter - Electrical Installation with Auto-Test
SYSTEM WITH AUTO-TEST
X-PROOF ENC. w/BASE
(03-0121)
POWER
GROUND JUMPER (03-0067)
POWER
GROUND SCREW
SEE DETAIL
GND TERMINAL
LOCATED NEXT TO
RELAY BASE
EARTH GROUND (OR CONDUIT)
3 CONDUCTOR CABLE
C28-17 COMBUSTIBLE SENSOR
WITH AUTO-TEST
(00-0786)
ATI-0302
TO COMBUSTIBLE SENSOR W ITH AUTO-TEST
SYSTEM WITH AUTO-TEST AND JUNCTION BOX
ATI-0303
SS-A1217-RB, (10/01)
Page 5 of 5