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2. Specifications
2.1 Technical Specifications
Technical specifications Semiconductor version Electrochemical version Infrared version
Power supply voltage
**
24VDC/AC +/- 20%, 5W , 50/60Hz
(Recommended P/N 250-2541 DIN rail mount 24VDC @ 15W power supply)
User Interface App with Bluetooth®
Analog Output 4-20mA / 0-10V / 1-5V / 2-10V selected via software
Serial Communication Modbus® RS485 isolated server
Digital Output 1 SPDT Alarm - relay 1 A/24 VDC/AC, resistive load
Digital Output 2 SPDT Warning/FAULT - relay 1 A/24 VDC/AC, resistive load
Relay Failsafe Yes; Selectable
Selectable Delay 0-20 min; 1-minute steps, selectable via Modbus register/app
Hysteresis ± 10% of the threshold value
IP Protection IP67
Typical Operating Range
0-1000 ppm
0-4000 ppm
0-100 ppm 0-10000 ppm
Sensing Element Pre-calibrated (also available as a spare part) with certificate
Remote Cable Length 5 meters
Storage Ttemperature -40°F to +122°F (-40 °C to +50 °C)
Storage Humidity 5-90% relative humidity, non-condensing
Storage Position Any
Operating Temperature -40°F to +122°F (-40 °C to +50 °C)
Operating Humidity 5-90% relative humidity, non-condensing
Maximum Installation Altitude 2000 meters (6561 ft.)
Operating Position Intended for vertical mounting with the sensor at the bottom
Precision
*
<-10%/+15% ±5% ±5%
Start-up Time
*
5 minutes 5 minutes 2 minutes
Working Life
*
5 years 2 years 7 years
Calibration Procedure Requirements 12 months 12 months Not required
*
Reference conditions at 77°F (25°C) 50% RH atmospheric pressure 101.3 kPa
**
The device is intended to be supplied from an isolated Limited Energy Source per UL61010-1, 3rd edition cl. 9.4 or
Limited Power Source per UL60950-1 or Class 2 per NEC
2.2 Mechanical Specification
Dimensions
Enclosure size (W×H×D) (approx.)
Built-in: 233x175x97 mm (9 x 7 x 4 in)
Remote: 233x175x97 mm (9 x 7 x 4 in)
Product weight + casing (approx.)
Built-in: 590 g
Remote: 850 g
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