Technical specifications
Ex-AI 4xTC/2xRTD 2-/3-/4-wire
Supply voltage
Type of supply voltage
Input current
Current consumption (rated value)
Current consumption, max.
Power loss
Power loss, typ.
Ex(i) characteristic values
Maximum values for terminals for gas
group IIC
U
(no-load voltage), max.
o
I
(short-circuit current), max.
o
P
(output power), max.
o
C
(permissible external capacity), max. 43
o
L
(permissible external inductance),
o
max.
U
(voltage at non-intrinsically safe
m
terminals), max.
Electrical isolation
Electrical isolation channels
Between the channels
Between the channels and the
backplane bus
Between the channels and electronics
power supply
Isolation
Isolation tested with
Isolation of field circuits to local ground
according to IEC/EN 60079-11 tested
with
Additional information
You can find more information in the certificate of the Ex I/O module:
Ex-AI 4xTC 2xRTD 2-3-4-wire
A5E50377623-AA, 04/2021
Ex-AI 4xTC 2xRTD 2-3-4-wire
DC supply via Ex-PM-E
33
mA
40
mA
0.8
W
5.9
V
18
mA
27
mW
µF
110
mH
60
V
No
Yes
Yes
Electrical isolation between the
channels and input voltage PME
You can find more information on
insulation in the system manual
ET 200SP HA/ ET 200SP; Modules for
Devices in the Hazardous Area.
707 V DC (type test)
13