Wiring For Zr40H Automatic Calibration Unit - YOKOGAWA ZR22G User Manual

5.2.6 Wiring for Analog Output
This wiring is for transmitting 4 to 20 mA DC output signals to a device, e.g. recorder.
Maintain the load resistance including the wiring resistance at 550 Ω or less.
ZR402G
Converter
AO-1(+)
AO-1(-)
AO-2(+)
AO-2(-)
FG
Figure 5.8
Cable Specifications
For this wiring, use a 2-core or a 4-core shielded cable.
Wiring Procedure
(1) M4 screws are used for the terminals of the converter. Each wire in the cable should be
terminated corresponding to crimp-on terminals. Ensure that the cable shield is connected
to the FG terminal of the converter.
(2) Be sure to connect "+" and "-" polarities correctly.
5.2.7 Contact Output Wiring
Contact outputs 1 to 3 can be freely assigned to "low limit alarm", "high limit alarm", etc. user
selectable, but the assignment of contact output 4 is fixed ("error output"). And the action (contact
closed on error output) also cannot be changed.
When using these contact outputs, install the wiring as follows:
ZR402G
Converter
DO-1
DO-1
DO-2
DO-2
DO-3
DO-3
DO-4
DO-4
Figure 5.9
Cable Specifications
Number of wire in cable varies depending on the number of contact used.
Shielded cable
Wiring for analog output
Contact output wiring
Terminal box Annunciator or the like
<5. Wiring>
Receiver 1
1
2
Receiver 2
1
2
F5-9E.ai
#1 Output
#2 Output
#3 Output
#4 Output
F5-11E.ai
IM 11M12A01-02E 16th Edition : Mar. 19, 2020-00
5-9