ECO GOLD
25/08/2011/ YACE0088
Appendix with settings
105
Connection of analogue inputs and outputs
A six-pole round connector with screw lock and contact assignment according to DIN EN 60130-9 or
IEC 130-9 are required.
A suitable coupling plug is obtainable under the catalogue no. EQS 057.
View of socket (front) or solder side of plug:
Socket 74S
Contact 1
Output 1
Contact 2
Output 2
Contact 3
0 V reference potential
Contact 4
Input 1
Contact 5
+20 V (max. 0.1 A)
Contact 6
Input 2
Note:
Only use screened connecting leads and connect the screen to the plug housing.
G.3
RS 232/485 interface module
RS 232/485 Interface Module
(LAUDA catalogue no. LRZ 913) with nine-pole SUB-D socket.
Electrically isolated using optocouplers. With the LAUDA instruc-
tion set, extensively compatible to Ecoline, Proline and Integral
series.
The RS 232 interface can be connected directly to the PC with a
1:1 connected cable (catalogue no. EKS 037, 2 m cable and EKS
057, 5 m cable).
G.3.1 Connecting lead and interface test RS 232
Computer
Thermostat
Signal
9-pole Sub-D socket
25-pole Sub-D socket
9-pole Sub-D socket
Signal
{
|
{
|
{
|
R x D
2
2
3
3
2
2
T x D
T x D
3
3
2
2
3
3
R x D
DTR 4 20 4 DSR
Signal
Ground
5 5 7 7 5
5
Signal
Ground
DSR 6 6 6
DTR
RTS 7 4 7
CTS
CTS 8 5 8
RTS
{
with hardware handshake: On connecting a thermostat to the PC use a 1:1 and
not a
null-modem ca-
ble.
|
without hardware handshake: Set the operating mode on the PC "without hardware handshake".
−
Use screened leads and connect screen to plug case.
−
The wires are electrically isolated from the rest of the electronics.
−
Non-assigned pins should not be connected.
The RS 232 interface can be checked in a simple way with a connected PC running Microsoft Windows
operating system. With Windows
®
95/98/NT/XP using the program "Hyper Terminal".
