Wiring
33
!
Note!
Simultaneous operation of FieldCare and HART
®
handheld terminal DXR375 is only possible if
• One device is configured as the primary master and the other as the secondary master.
• Neither of the two masters is constantly communicating.
PC with operating program
You require a HART
®
modem Commubox FXA191 for connecting a PC with the FieldCare
program. The Commubox is connected by means of current output 1 of the transmitter.
For connecting, please refer also to the documentation issued by the HART
®
Communication
Foundation.
a0003982
Fig. 35:
Active current output 1: Electrical connection of the Commubox FXA191
1
2
3
Current output 1
Recorder
HART
®
modem Commubox FXA191
4
5
6
PC with operating software
Shielding
Other switching units, PLC with passive input
31
33
A
L+
32
34
B
L-
31 33 A L+
32 34 B L-
-
+
³
W
250
1
2
5
6
31
32
4
3
Содержание Topcal S CPC310
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