Instructions

Detailed descriptions of I/O modules | Digital relay output module UR20-4RO-CO-255
129Manual u-remote1432790000/03/02.2014
Technical data UR20-4RO-CO-255 (Order No. 1315550000)
System data
Data
Process, parameter and diagnostic data depend on the coupler used,
see the table in Section 4.10.
Interface
u-remote system bus
System bus transfer rate
48 Mbps
Outputs
Number
4
Type
CO contact
Material for power and data contacts
Ni-Au, 3 µm
Response time
20ms
Max. output current
per channel 5A at 60°C / 6 A at 55°C
per module 20A at 60°C / 24 A at 55°C
Switching frequency
max. 5Hz
Short-circuit-proof
no
Response time of the protective circuit
External fusing with 6 A prescribed
Service life with AC-15 load and 1-A switching current
> 300.000 switching cycles
Module diagnosis
yes
Individual channel diagnosis
no
Max. switching voltage
255V AC, UL: 277V AC, DC corresponding to the derating curve
Reactionless
yes
General data
Weight
83g
For additional general data, see Section 3.4
Overview of the editable parameter UR20-4RO-CO-255 UR20-4RO-CO-255UR20-4RO-CO-255
Channel Description Options (Value) Default value
0 ... 3 Substitute value Off (0) / On (1) Off