E2618-NH3-E
Rev 09.03.2021
Specifications
Sensor type
Electrochemical cell
Sampling method
Diffusion
Typical detection ranges
0...100 ppm
0...300 ppm
0...1000 ppm
Maximum overload
200 ppm
500 ppm
1500 ppm
Resolution / digital unit
1 ppm
Response time T90
< 75 s
Sensor lifetime
>2 years
Calibration interval
6 months
Signal update
Every 1 second
Analog outputs
2 × 4-20 mA / 0-10 V, user settable
Load resistance
R
L
< (Us - 2 V) / 22 mA for 4-20 mA mode
R
L
> 250 kOhm for 0-10 V mode
Digital interface
RS485, Modbus RTU protocol, no galvanic isolation
Power supply options
11...30 VDC or 24 VAC
Power consumption
< 2 VA
Outputs assignment
OUT1 2 gas; OUT2 2 gas
Enclosure
Grey ABS, wall or duct mount, protection class IP65
Dimensions
H82 × W80 × D55 mm
CE marking
According to 2014/30/EU and 2014/35/EU, EN 50491-4-1:2012
EN 61000-6-3:2020, EN 61326-1:2013(EMC, emissions)
EN 61000-6-1:2019, EN 61000-6-2:2019(EMC, Immunity)
EN 60079-29-1:2016, EN 60079-29-2:2015 and EN 60079-29-3:2014
Operating conditions
-40...50 °C, 15...90% RH non-condensing, 0,9...1,1 bar
Explosion-safe areas, Non-aggressive atmosphere
Other options
Remote probe
Protection IP65, default cable length 3.0 m; max-height 80 mm, max
diameter 65 mm
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