8-channel digital input, 4-channel digital output, 24 V DC, TwinSAFE Logic EJ1957

EJ1957 | 8-channel digital input, 4-channel digital output, 24 V DC, TwinSAFE Logic

The EJ1957 EtherCAT plug-in module is a digital input and output module for sensors with potential-free contacts for 24 V DC. The plug-in module has eight fail-safe inputs and four fail-safe outputs.

Technical data EJ1957
Connection technology distribution board
Specification link unit between safe input and output signals
Number of inputs 8
Number of outputs 4
Protocol TwinSAFE/Safety over EtherCAT
Response time typ. 4 ms (read input/write to E-bus)
Fault response time ≤ watchdog time (parameterisable)
Current consumption E-bus typ. 330 mA
Safety standard EN ISO 13849-1:2015 (Cat. 4, PL e) and EN 61508:2010 (SIL 3)
Weight approx. 64 g
Protection class IP 20
Approvals/markings Overview of TwinSAFE Certifications (PDF)
Download EtherCAT slave information (ESI) ESI config file EJx9xx (ZIP)
Related products  
EJ1914 EtherCAT plug-in module, 4-channel digital input, TwinSAFE Logic, 24 V DC
EJ1918 EtherCAT plug-in module, 8-channel digital input, TwinSAFE Logic, 24 V DC
EJ2914 EtherCAT plug-in module, 4-channel digital output, TwinSAFE Logic, 24 V DC, 0.5 A
EJ2918 EtherCAT plug-in module, 8-channel digital output, TwinSAFE Logic, 24 V DC, 0.5 A
EJ6910 TwinSAFE Logic