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excom®-system components
Technical data
Table 105:
Technical data
AIH41Ex
Type code
AIH41Ex (passive)
Supply voltage
via the module rack, central power supply unit or power
supply module
Power consumption
≤ 3W
Inputs
4 analog sensors
Supply voltage
≥ 15.0 V DC at 22 mA (on transmitter)
Input current
0/4…20 mA per input
HART®-impedance
≥ 240 Ω
Overcontrol
≥ 21 mA
Undercontrol
≤ 3.6 mA
Short-circuit
≤ 5 V (only with "Live zero")
Wire-breakage
≤ 2 mA (only with "Live zero")
Resolution
14 bit
Linearity error
≤ 0.1 % (from end value)
Temperature drift
≤ 0.005 %/K
Rise time / fall time
≤ 50 ms (10…90 %)
Ex-approval
PTB 00 ATEX 2059 X
Marking
É II 2 (1) G Ex ib [ia] IIC T4 / II (1) D [Ex ia IIIC]
Ex max. value
(field circuits)
Ex ia IIC/IIB
– Open-circuit voltage U0
≤ 7.2 V
– Short-circuit current I0
≤ 16 mA
– Max. power P0
≤ 29 mW
Characteristic curve
linear
Max. internal inductance LI
≤ 0.11 mH
Max. internal capacity CI
≤ 1.1 nF
IIC
IIB
Max. external inductance L0
0.50 mH
2.0 mH
Max. external capacity C0
60 nF
250 nF
General information
130
Galvanic isolation
to bus and for supply
Protection class
IP20
Ambient temperature
-20…+70 °C
Relative humidity
95 % at 55 °C per EN 60069-2
Vibration test and shock test
per IEC 60068-2-6 and IEC 60068-2-27
D301266 0113 - excom®