Bender COMTRAXX CP305 Manual page 24

Connection
Operating mode digital inputs
The choices are "off", "High-active", "Low-active".
High-active (N/C)
An event is executed when the digital input
experiences an edge change from low to high.
Response time t(on)/t(off) after a switch-on signal.
Response times t /t
on
on The response time t
off The response time t
Relay
CP305 has 2 relay outputs (changeover contacts K1 and K2) for which parameters can be set. They can be used
to forward error, test or (collective) alarm messages to a building management system.
Data traffic via Modbus TCP
The 12 digital inputs as well as the 2 relays can be accessed via Modbus TCP.
Register
4096
4097
4098
...
4108
4109...4111
4112
4113
4114
24 CP305_D00425_02_M_XXEN/07.2023
off
after a switch-on signal can be adjusted from 0 ms ... 10 minutes
on
after a switch-on signal can be adjusted from 0 ms ... 10 minutes
off
Property
RO
RO
RO
RO
RO
RO
RO
Low-active (N/O)
An event is executed when the digital input
experiences an edge change from high to low.
Response time t(on)/t(off) after a switch-off signal.
Format
UINT16 Output of the digital inputs IN1...12 as bit mask
UINT16 Digital input IN1
UINT16 Digital input IN2
UINT16 Digital input IN12
Reserved
UINT16 Output of both relays as a bit mask
UINT16 Relay K1
UINT16 Relay K2
Description