User`s manual

Chapter 1 Hardware Configuration 13
Watchdog timer action (JP4)
When the watchdog timer activates (CPU processing has come to a
halt), it can reset the system. This can be set via setting JP4 as shown
below:
Table 1-7: Watchdog timer system reset select (JP4)
*System Reset
JP4
* default setting
1.8.4 COM2 settings for RS-232/422/485 (JP8)
Table 1-8: COM2 settings for RS-232/422/485 (JP8)
Pins closed *RS-232 RS-422 RS-485
1 - 2 on off off
3 - 4 off on off
5 - 6 off off on
7 - 8 off on on
7 - 9 on - -
10 - 12 - on on
11 - 12 on - -
13 - 14 - on -
13 - 15 on - -
16 - 18 - on -
17 - 18 on - -
* default setting
123