BECKHOFF M1600 - Manual (Page 8)

M1600 Parallel Input/Output Beckhoff II/O-System
Page 8 of 14 Version : 2.0 Date : 8.8.94
View under the M1600 XILINX board
The following module configuration is possible by setting jumpers 1 to 2 :
Jumper 1 Watchdog on / off
for Port D0 and D1
If this jumper is set the ’Watchdog’ function is switched off.
This means if an error is detected the outputs of Port D0 and
D1 are not switched off.
The security function for the high current outputs can not be
disabled
Jumper 2 Latch on / off
standard configuration is jumper ’set’
inputs are latched in intervals of 6,8 ms
otherwise inputs are latched permanently