Installation Guide User guide

Keri Systems, Inc. 4 01956-001 Rev. A
www.kerisys.com
Serial Connection (RS232, RS485, or RS422 – Cont.)
Setting the DIP Switches (SW1, SW2, and SW3)
Note: Cycle BioPointe reader power after changing any DIP switch settings so
the reader will recognize the DIP switch change.
The BioPointe reader has three DIP switches:
SW1 – Sets the Device ID
SW2 – Sets the baud rate and communications type
SW3 – Sets the serial interface type (RS232, RS422, or RS485)
SW1: 8 mini-switches to set Device ID from 1 to 254 – refer to the BioPointe
Device ID Addressing Table. Device ID 0 is reserved for TCP/IP – LAN-50
devices. Device ID 255 is invalid.
SW2: 4 mini-switches, [1,2] SW2: 4 mini-switches, [3,4]
Baud Rate Communication Type
SW3: 8 mini-switches
Interface Type S1 S2 S3 S4 S5 S6 S7 S8
RS232 *
- - - ON - ON - ON
RS422 - ON ON - ON - ON -
RS485 ON - ON - ON - ON -
* Default Value
BioPointe
Pin
RS485 DB-9F Pin
3- -
4- -
5- -
6D +3
7D -2
8- -
RS485 Connections
BioPointe
Pin
RS422 DB-9F Pin
3Rx +2
4Rx -3
5- -
6Tx +4
7Tx -5
8- -
RS422 Connections
Baud Rate (Bps) Switch 1 Switch 2
38400 *
ON ON
19200 - ON
9600 - -
2400 ON -
* Default Value
Comm Type Switch 3 Switch 4
RS232 *
ON ON
Modem ON -
TCP/IP - ON
RS422/485 - -
* Default Value