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Sensor Type
Continuous diffusion Catalytic
Bead
Measuring Range
0 to 100 % LEL
Accuracy
± 2 % LEL
Zero Drift
< 5% of Full Scale per year
Response Time
T50 < 10 seconds
T90 < 30 seconds
with 100% LEL methane gas applied
Classification
Class I, division 1, Groups B,C & D
Operating Temperature
-40°F to +158°F (-40°C to +70°C)
Operating Humidity
10% to 90% RH, non-condensing
Mechanical Specifications
Length: 7 inches (178 mm)
Width: 5 inches (127 mm)
Height: 4 inches (101 mm)
Status Indicators
LED indicator of sensor status
and fault
condition.
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Approvals
Certified to CSA requirement
of use in
Hazardous area.
Performance test: ISA-S12.13-Part I-1995
Input Power
14-28 VDC. 24 VDC nominal
Power Consumption
110mA @ 24 VDC typical
Analog Output
Linear 4-20mA (300 Ohms max.
load)
< 1.0 mA - Sensor malfunction
Cable Requirement
3 wire shielded cable. Max
loop resistance of
20 Ohms @ 24 VDC nominal
Cable Entry Hub
¾" NPT Female
Other Toxic Gas sensors available
Call factory or visit www.pem-tech.com
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