Current measurement 0/4 to 20 mA, 3-wire measuring transducer
Two process signals can be connected to the F-module in this interconnection variant. Sensor supply U
module for 4 channels. You can also supply the sensors by means of an external sensor supply.
①
Backplane bus interface
②
Analog-to-digital converter (ADC)
③
Sensor supply/reverse polarity protection
④
Temperature measurement for BU type A1 only (the function
cannot be used for this module.)
⑤
Color-coded label with color code CC00 (optional)
⑥
Filter circuit supply voltage (available in light-colored BaseUnit
only)
⑦
External fuse
I
+
Current input positive, channel n
n
I
-
Current input negative, channel n
n
*
Measuring transducer
Figure 5
1oo2 evaluation
24
U
V
M
M
n
L+
P1, P2, AUX
DIAG
AI0, AI1,
AI2, AI3
F0, F1, F2,
F3
PWR
Product Information for the Documentation of ET 200SP Fail-safe Modules
is provided by the F-
V
Sensor supply
Supply voltage ground
Ground reference to U
, channel n
V
24 V DC (infeed only with light-colored
BaseUnit)
Internal self-establishing voltage buses
Connection to left (dark-colored
BaseUnit)
Connection to left interrupted (light-
colored BaseUnit)
Diagnostics LED (green, red)
Channel status LED (green)
LED channel fault (red)
Power LED (green)
A5E32586870-AK, 02/2024