Omron E5ZE Datasheet page 14

Communications Switch Settings
E5ZD-SDL
External Connection
E5ZD-SDL1
Electrical Characteristics
Conforming to EIA RS-232C
Connecting Signals
Signal name
Field ground
Signal ground
Send data
Receive data
Request send
Send enable
Data set ready
Data terminal ready
Connection
Only a single E5ZD-SDL can be connected via RS-232C.
RS-232C Pin Connection
13
25
14
Multipoint Temperature Controller
Communications switch
No.3
No.4
No.1
No.2
All pins are
factory-set to OFF.
10
19
Not used
9
18
8
FG
17
100 to 240 VAC,
7
50/60 Hz
16
6
Not used
15
5
14
4
Not used
13
3
12
2
11
1
Terminal arrangement
Symbol
FG
SG
SD
RD
RS
CS
DR
ER
1
14
E5ZE
Setting
Termination Yes
ON
resistance
ON
No
OFF
OFF
RS-422 RS-485
OFF
OFF
+
17
Source
or
16
Signal direction
---
---
Output
Input
Output
Input
Input
Output
RS-422 RS-485
OFF
ON
OFF
OFF
ON
ON
24 VDC
D-sub connector pin number
1
7
2
3
4
5
6
20