Description

**Main**
range of product	Modicon Momentum automation platform.
product or component type	Modbus Plus communication adaptor.
bus manager PLC	Compact 984. Quantum.
structure type	Industrial.
communication port protocol	Modbus Plus.
method of access	Peer-to-peer. Token bus
transmission rate	1 Mbit/s
transmission support medium	Twisted pair

**Complementary**
topology	Multidrop, device connecting by extension or tap-off cable.
number of devices per segment	0…31 per segment. 0…63 all segment.
maximum cable distance between devices	5000 m with repeater.
data format	984
fail state	Full scale value. Maintain value. Fallback to zero. Forcing to state zero.
supply	From I/O base
marking	CE
local signalling	1 LED (green) for module powered up or. communicating (MB + ACT). 1 LED (red) for communication error network A (ERR A). 1 LED (red) for communication error network B (ERR B).
electrical connection	1 connector, SUB-D 9 for connecting Modbus Plus network. 1 connector SUB-D 9 for redundant Modbus Plus network.

**Environment**
product certifications	CSA. UL.
protective treatment	TC.
resistance to electrostatic discharge	4 kV contact conforming to IEC 801-2. 8 kV on air, conforming to IEC 801-2.
resistance to electromagnetic fields	10 V/m 80…1000 MHz conforming to IEC 801-3.
ambient air temperature for operation	0…60 °C.
ambient air temperature for storage	-40…85 °C.
relative humidity	95 % without condensation.
operating altitude	<= 5000 m.