E2218
Rev 14.05.2021
Specifications
Sensors
Digital combined RH and T sensor
Measurement range
0...100 % RH
40...+85 °C or -40...+125 °C (with HT-RP16-H probe)
Resolution
0,1 %RH
0,1 °C
Accuracy
±2,5 % RH / ±0,3 °C
±1,8 % RH / ±0,3 °C on request
Self-diagnostics
Full functionality check at start-up
Warm-up time
≤ 1 s
Response time
~15 seconds
Power supply (Us)
11...30 VDC (nominal 24 VDC) or 24 VAC ±10%
Power consumption
< 1,5 VA
Analog outputs
2 × 4-20 mA / 0-10 V, user settable,
Freely configurable scales
Load resistance
R
L
< (Us - 2 V) / 22 mA for 4-20 mA
R
L
> 250 kOhm for 0-10 V mode
Digital interface
RS485, Modbus RTU protocol
no galvanic isolation
Cable connections
Screwless spring loaded terminals
Probe connector
Round industrial M12, IP68
Standard probe
HT-RP16: grey painted aluminium body Ø16 × L90 mm,
IP54 protection, 0...100% RH, -40...+85 °C
Probe extension cables
RPEC-2: PVC-insulated, M12 plug and socket, 2.5 m
RPEC-5: PVC-insulated, M12 plug and socket, 5.0 m
Enclosure
Grey ABS, wall mount, protection class IP65
Dimensions
H82 × W80 × D55 mm
Weight
<450 g
Operating environment
Residential and office indoor spaces
Operating conditions
-40...+85 °C, 0...100 %RH without aggressive gases (for main unit)
CE marking
According to 2014/30/EU:
EN 61000-6-3:2020, EN 61326-1:2013(EMC, emissions)
EN 61000-6-1:2019, EN 61000-6-2:2019(EMC, Immunity)
3
