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 Part Numbers 
Product Codes
DCC-A-TCO Single channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure  
DCC-A-C2H4 Single channel, internal electrochemical ethylene (C2H4) sensor (0 - 200 ppm range), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-A-H2S Single channel, internal electrochemical hydrogen sulphide (H2S) sensor (0 - 50 ppm range), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-A-NO2B Single channel, internal electrochemical 6-year nitrogen dioxide (NO2) sensor (0 - 10 ppm range), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure  
DCC-A-NO Single channel, internal electrochemical nitric oxide (NO) sensor (0 - 100 ppm range), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure 
DCC-A-O2 Single channel, internal electrochemical oxygen (O2) sensor (0 - 25% volume range), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-A-SO2 Single channel, internal electrochemical sulphur dioxide (SO2) sensor (0 - 20 ppm range), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-B-R Single channel, no internal sensor (set up to accept an ESH-A remote sensor), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure 
DCC-B-RT Single channel, no internal sensor (set up to accept remote 4-20 mA transmitter), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure 
DCC-D-TCO-R Dual channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range), must add ESH-A remote sensor, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure 
DCC-D-C2H4-R Dual channel, internal ethylene (C2H4) sensor (0 - 200 ppm), must add ESH-A remote sensor, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-H2S-R Dual channel, internal hydrogen sulphide (H2S) sensor (0 - 50 ppm), must add ESH-A remote sensor, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure 
DCC-D-NO2B-R Dual channel, internal electrochemical 6-year nitrogen dioxide (NO2) sensor (0 - 10 ppm), must add ESH-A remote sensor, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-NO-R Dual channel, internal nitric oxide (NO) sensor (0 - 100 ppm), must add ESH-A remote sensor, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-O2-R Dual channel, internal oxygen (O2) sensor (0 - 25% volume), must add ESH-A remote sensor, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure 
DCC-D-SO2-R Dual channel, internal sulphur dioxide (SO2) sensor (0 - 20 ppm), must add ESH-A remote sensor, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-TCO-RT Dual channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range), must add remote 4-20 mA transmitter, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-C2H4-RT Dual channel, internal ethylene (C2H4) sensor (0 - 200 ppm), must add remote 4-20 mA transmitter, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure 
DCC-D-H2S-RT Dual channel, internal hydrogen sulphide (H2S) sensor (0 - 50 ppm), must add remote 4-20 mA transmitter, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-NO2B-RT Dual channel, internal electrochemical 6-year nitrogen dioxide (NO2) sensor (0 - 10 ppm), must add remote 4-20 mA transmitter, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-NO-RT Dual channel, internal nitric oxide (NO) sensor (0 - 100 ppm), must add remote 4-20 mA transmitter, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-O2-RT Dual channel, internal oxygen (O2) sensor (0 - 25% volume), must add remote 4-20 mA transmitter, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-D-SO2-RT Dual channel, internal sulphur dioxide (SO2) sensor (0 - 20 ppm), must add remote 4-20 mA transmitter, LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-E-TCO-C2H4 Dual channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range) and internal electrochemical ethylene (C2H4) sensor (0 - 200 ppm), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure  
DCC-E-TCO-H2S Dual channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range) and internal electrochemical hydrogen sulphide (H2S) sensor (0 - 50 ppm), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-E-TCO-NO2B Dual channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range) and internal electrochemical 6-year nitrogen dioxide (NO2) sensor (0 - 10 ppm), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-E-TCO-NO Dual channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range) and internal electrochemical nitric oxide (NO) sensor (0 - 100 ppm), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-E-TCO-O2 Dual channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range) and internal electrochemical oxygen (O2) sensor (0 - 25% volume), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure
DCC-E-TCO-SO2 Dual channel, internal electrochemical 6-year carbon monoxide (CO) sensor (0 - 200 ppm range) and internal electrochemical sulphur dioxide (SO2) sensor (0 - 20 ppm), LCD display with LED indicators, two 5A @ 240 VAC SPDT relays, two 4-20 mA outputs, audible alarm, low voltage 16 – 30 VDC or 12 – 28 VAC, 10W, Class 2, line voltage 90 – 240 VAC, 50 – 60 Hz, water / dust tight enclosure 
Factory Options
-A Door mounted, loud audible alarm, rated 90 dB @ 30 cm / 1 ft
-L Top mounted strobe, red lens, IP65 rated, 6.1 cm dia x 13 cm H / 2.4 in dia x 5.2 in H)
-S Splash Guard, factory installed, IP54 rating
-T
 Built in timer with 7 timer ranges (off durations), with a manual shutoff switch, 24 VDC/VAC
-WA Door mounted, water tight audible alarm, rated 85 dB @ 60.96 cm / 2 ft 
Remote Sensors
ESH-A-CH2-100 Catalytic Hydrogen (H2) remote sensor (0 - 100% LEL), water / dust tight enclosure
ESH-A-CCH4-100 Catalytic Methane (CH4) remote sensor (0 - 100% LEL), water / dust tight enclosure
ESH-A-CC3H8-100
 Catalytic Propane (C3H8) remote sensor (0 - 100% LEL), water / dust tight enclosure
ESH-A-SPL PID TVOC remote sensor (0 - 30 ppm), water / dust tight enclosure 
ESH-A-SPH PID TVOC remote sensor (0 - 300 ppm), water / dust tight enclosure  
Compatible Analog (4-20 mA) Transmitters
LPT Series Single channel analog gas detectors for monitoring carbon monoxide, nitrogen dioxide, ammonia, chlorine, ozone or oxygen
LPT-A series Single channel analog gas detectors for monitoring many different toxic, combustible or refrigerant gases
ART series Single channel analog infrared refrigerant gas detectors with 0 - 3,500 ppm range
AST-ICD & AST-IHC Series Single channel, analog, infrared CO2, hydrocarbons, methane and jet fuel vapours gas detectors
CXT-A series Single channel, analog explosion proof gas detectors for monitoring toxic or combustible gases in hazardous-rated areas 
 
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