IAI America ERC3 - Manual (Page 30)

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• Display while Mode 2 (PIO Input Signal Monitor) being selected
It displays the status of PIO control input (PLC ĺ PIO Converter) whether it is ON or OFF.
[Refer to 2.1 [2]]
LED turned ON in green : input signal ON
LED being OFF : input signal OFF
• Display while Mode 2 (PIO Output Signal Monitor) being selected
It displays the status of PIO control input (PIO Converter ĺ PLC) whether it is ON or OFF.
[Refer to 2.1 [2]]
LED turned ON in green : output signal ON
LED being OFF : output signal OFF

11) FG Terminal Block [Refer to 2.3.4 [1] (2)]
This is the grounding terminal for protection from electric shock and noise. Make sure to
conduct the Class D grounding (formerly Class 3 grounding: grounding resistance at 100 or
less).
12) Power Supply Connector [Refer to 3.3.3 [1], 3.5.3 [1]]
This is the connector for the connections of power supply, emergency stop input, driving
cutoff and the emergency stop switch signal output for the teaching pendant.
13) ERC3 Connector [Refer to 3.3.3 [2], 3.5.3 [2]]
This is the connector for the relay cable to connect ERC3 and PIO Converter.
14) Absolute Battery Connector [Refer to Chapter 6]
It is the connector to plug in the enclosed battery if applicable for Simple Absolute Type.