Simple monitoring of temperature and air humidity to protect electrical installations, control cabinets or production processes. Plug & Play thanks to screw or rail mounting and M12 connection. Data output per analogue signal
Number of inputs and outputs
Number of analogue outputs: 2
Special feature
Gold-plated contacts
Operating voltage [V]
12...30 DC
Protection class
III
Reverse polarity protection
yes
Power-on delay time [s]
< 1
Measuring principle
capacitive
Inputs / outputs
Number of inputs and outputs
Number of analogue outputs: 2
Outputs
Total number of outputs
2
Output signal
analogue signal
Number of analogue outputs
2
Analogue current output [mA]
4...20
Max. load [Ω]
(Ub - 12 V) / 20 mA
Measuring/setting range
Measuring range [% RH]
0...100
Temperature measurement
Measuring range [°C]
-40...60
Accuracy / deviations
Accuracy [% RH]
4;(in the range 20...80 % RH)
Resolution [% RH]
0,1
Temperature measurement
Accuracy [K]
± 1
Resolution [K]
0.1
Response times
Response time [s]
< 30;(T90)
Temperature measurement
Response time [s]
< 300;(T90)
Operating conditions
Ambient temperature [°C]
-40...70
Note on ambient temperature
application humidity: ≤ 90 % RH
non condensing
Storage temperature [°C]
-40...85
Note on storage temperature
storage humidity: ≤ 90 % RH
non condensing
Protection
IP 20;(only sensor: IP 57)
Tests / approvals
EMC
DIN EN 61000-6-2
DIN EN 61000-6-3
MTTF [years]
178
UL approval
File number UL
E224228
Weight [g]
72.3
Type of mounting
DIN rail clip for 35 mm DIN rail (EN 60715); screw mounting;(M5)
Dimensions [mm]
140 x 40 x 38
Materials
plastics UL94 V-0; light grey
Installation position
vertical; connector facing upwards
Pack quantity
1 pcs.
Electrical connection
Connection
Connector: 1 x M12 (EN 61067-2-101); coding: A; Contacts: gold-plated
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — LDH290-00 — 13.04.2023 —
