E-Stop Safety Module
– Models ES-GA-5A and ES-HA-5A
WARRANTY:
Banner Engineering Corp. warrants its products to be free from defects for
one year. Banner Engineering Corp. will repair or replace, free of charge, any product of its
manufacture found to be defective at the time it is returned to the factory during the
warranty period. This warranty does not cover damage or liability for the improper
application of Banner products. This warranty is in lieu of any other warranty either
expressed or implied.
Troubleshooting
Condition
Indicator Status
Possible Reasons/Solutions
Will not reset
Power LED ON
Fault LED OFF
Ch. 1 LED OFF
Ch. 2 LED OFF
MSC Monitoring circuit open:
• Check wiring at S31/S32. This must be a closed circuit before module can be reset.
Reset mode-select open:
• Check jumper at S32/S35 (auto reset) or S32/S33 (manual reset).
Connector(s) loose:
• Ensure connector and wire termination is properly seated.
E-stop button open:
• Re-arm E-stop button.
Power LED ON
Fault LED OFF
Ch. 1 LED OFF
Ch. 2 LED ON
S11/S12 open; S21/S22 closed:
• Check wiring.
• Check switch.
• Ensure connector and wire termination is properly seated.
• Ensure both input channels are open a minimum of 0.5 seconds.
Power LED ON
Fault LED OFF
Ch. 1 LED ON
Ch. 2 LED OFF
S11/S12 closed; S21/S22 open:
• Check wiring.
• Check switch.
• Ensure connector and wire termination is properly seated.
• Ensure both input channels are open a minimum of 0.5 seconds.
Power LED OFF
Fault LED ON
Ch. 1 LED OFF
Ch. 2 LED OFF
Constant short between channels (e.g., S11 and S21):
• Check for short between channels.
All LEDs OFF
Possible fault in machine control or wiring to the module:
• Check input power/ground.
• Ensure connector and wire termination is properly seated.
All LEDs dim
Possible fault in machine control or input power:
• Check input power and supply requirements of module.
Intermittently
drops out, able to
reset
Power LED ON
Fault LED flashes
Ch. 1 LED OFF
Ch. 2 LED OFF
Momentary short between channels (e.g., S11 and S21):
• Check for intermittent short between channels.
MSCs do not
energize
Power LED ON
Fault LED OFF
Ch. 1 LED ON
Ch. 2 LED ON
Possible fault in machine control, or an open circuit between machine control and MSCs:
• Check continuity of safety outputs (e.g., between terminals 13 and 14).
• Check control wires.
• Check MSCs.
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