![background image](http://html.mh-extra.com/html/omron/e5zd/e5zd_operation-manual_744358029.webp)
19
•
Signal connections:
As shown below
Signal name
Symbol
Direction
Pin
Field ground
FG
NA
1
Signal ground
SG
NA
7
Send data
SD
Output
2
Receive data
RD
Input
3
Send request
RS
Output
4
Send enable
CS
Input
5
Data set ready
DR
Input
6
Data terminal ready
ER
Output
20
•
Connection diagram: As shown below
You cannot connect the host computer directly to more than one E5ZD Unit via
the RS-232C connectors.
1
FG
7
SG
2
SD
3
RD
4
RS
5
CS
6
DR
20
ER
FG
1
SG
7
SD
2
RD
3
RS
4
CS
5
DR
6
ER
20
Pin no.
Abbr.
Abbr.
Pin. no.
TX
RX
+V
Host
computer
RS-232C
E5ZD
RS-232C
Sheilded cable
LT1081CN or equivalent
•
Sync clock:
Internal
•
Transmission length:
15 m max. (OMRON’s RS-232C optical interface
(Z3RN) can be used for longer transmissions.)
•
Applicable connectors:
Plug, XM2A-2501; hood, XM2S-2511 (OMRON) or
equivalent
•
Connections:
1:1 only (when connecting directly between the host computer
and the E5ZD with RS-232C)
Caution
The E5ZD’s RS-232C does not support a CD (carrier detect) signal from the host
computer. If CD support is required, pull it up at the host computer. CD is not re-
quired with OMRON’s FC-984 Factory Computer.
Caution
Output circuits and contact input circuits are not electrically insulated from the
transmission circuits in 4- and 6-point controllers.
E5ZD-4
jjj
-E
/
-6
jjj
-E
Hardware
Section 2-1
13
14
25
1
RS-232C Pin Assignments
Содержание E5ZD
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Страница 157: ...Cat No Z042 E1 4 E5ZD Multipoint Temperature Controller OPERATION MANUAL ...