Pepperl+Fuchs AS-i Compact Manual page 26

EtherNet/IP + Modbus TCP-Gateways
ModbusTCP
Device parameter
Device-relevant references
4 x reference
2087
61441
26
access data
r/w default value for watchdog timeout in 10 msec units
range 0 ... 999 
(this value overwrites the value written in the
reference 61441)
r/w timeout in 10 msec units
default 100 ( 1 sec)
range 0 ... 65535
Tab. 6-17. Device-relevant references 2087 ... 61441