Banner ES-FA-6G Safety Module - Manual (Page 15)

Fault
Indicator Status Possible Causes and Solutions
Power LED ON
Fault LED ON*
Ch1 and Ch2 LED flashing alternately Input concurrency fault: Both inputs did not open concurrently. Both inputs are now closed.
• Check switches/wiring at both inputs.
• Open both inputs to clear the fault.
Power LED ON
Fault LED ON*
Ch1 LED OFF
Ch2 LED Flashing Input concurrency fault: Ch1 opened and closed and is now open while Ch2 remained
closed.
• Check switches/wiring at both inputs.
• Open both inputs to clear the fault.
Power LED ON
Fault LED ON*
Ch1 LED Flashing
Ch2 LED OFF Input concurrency fault: Ch1 remained closed while Ch2 opened and closed and is now
open.
• Check switches/wiring at both inputs.
• Open both inputs to clear the fault.
Power LED ON
Fault LED ON*
Ch1 LED ON
Ch2 LED ON Possible input fault: Ch1 and Ch 2 are closed and are (or were) shorted together.
• Check wiring at both inputs.
• Open both inputs to clear the fault.
Possible internal fault: Return to factory for repair or replacement
All LEDs OFF Possible fault in machine control or wiring to module:
• Check input power connections or external fuses.
• Check connectors are properly seated.
Dim LEDs Dim Power LED:
• Check power supply capacity and load.
Other LEDs dim:
• May glow during power-up (normal).
• Check power supply load and capacity.
* Fault LED Flickers This is normal while the Fault LED is ON.
MSCs Do Not Energize
Indicator Status Possible Causes and Solutions
Power LED ON
Fault LED OFF
Ch1 LED ON
Ch2 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 and connectors.
• Check MSCs.
EC Declaration of Conformity
Banner Engineering Corp. herewith declares that ES-UA-5A and ES-VA-5A Emergency Stop Modules for industrial control are in con-
formity with the provisions of the Machinery Directive (Directive 2006/42/EC), and all essential Health and Safety Requirements have
been met. Download the complete EC Declaration of Conformity as a PDF file at www.bannerengineering.com/ESmodule
Banner Engineering Corp Limited Warranty
Banner Engineering Corp. warrants its products to be free from defects in material and workmanship for one year following the date of
shipment. Banner Engineering Corp. will repair or replace, free of charge, any product of its manufacture which, at the time it is returned
to the factory, is found to have been defective during the warranty period. This warranty does not cover damage or liability for misuse,
abuse, or the improper application or installation of the Banner product.
ES-UA-5A and ES-VA-5A E-Stop Safety Modules
P/N 122365 Rev. E www.bannerengineering.com - tel: 763-544-3164 15