GeoSIG GeoSwitch Quick User Manual

Connections
The GeoSwitch has 16 screw terminals which allow for connection of power, serial
connection, clear switch and three relays.
Connector Pin Name
1 +9-28 VDC
2 GND
3 TXD/A
4 RXD/B
5 GND
6 CLR_SW
7 GND
8 K1_NC
9
K1_CMN
10
K1_NO
11
K2_NC
12
K2_CMN
13
K2_NO
14
K3_NC
15
K3_CMN
16
K3_NO
For the pin colour code of the supplied GeoSwitch cable please refer to Appendix D and
E in the user manual or check the GeoSwitch Cable drawing supplied with the product.
Further reading
For further reading on operation and correct use of the instrument, please refer to the user
manual and datasheet which are available from the GeoSIG Ltd website: www.geosig.com
Comment
Power line for external power supply
Ground line for external power supply
TXD line of RS232 interface or A line of
RS485 interface (MODBUS)
RXD line of RS232 interface or B line of
RS485 interface (MODBUS)
Ground line for RS232 or RS485 interface
(MODBUS)
Clear Switch input
Ground line for Clear Switch input
Normally closed contact of relay 1
Common contact of relay 1
Normally opened contact of relay 1
Normally closed contact of relay 2
Common contact of relay 2
Normally opened contact of relay 2
Normally closed contact of relay 3
Common contact of relay 3
Normally opened contact of relay 3
GeoSwitch Quick User Manual
V3
GeoSIG Ltd, Wiesenstrasse 39, 8952 Schlieren, Switzerland
Phone: + 41 44 810 2150, Fax: + 41 44 810 2350
info@geosig.com, www.geosig.com