2
Installation and wiring
2-22
• Emergency stop contacts 1, 2 (ES1, ES2)
Signal
Name
Description
When using Handy Terminal without an ENABLE switch
When using Handy Terminal with an ENABLE switch
ES1
Handy Terminal's emergency stop contact output 1
Connected to Handy Terminal's safety connector Pin No.14
ES2
Handy Terminal's emergency stop contact output 2
Connected to Handy Terminal's safety connector Pin No.15
Explanation
When using a Handy Terminal which has no ENABLE switch, ES1 and ES2 serve as the Handy Terminal emergency stop
button's contact outputs.
When using a Handy Terminal which has an ENABLE switch, ES1 is connected to Handy Terminal's safety connector
Pin No.14, and ES2 is connected to Pin No.15.
ES1 and ES2 should be used when building an external safety circuit.
Load: 24VDC 300mA Max.
n
NOTE
ES1 and ES2 will be short-circuited if the accessory dummy connector is connected to COM1.
• "Main power input READY" output contacts (MPRDY1, MPRDY2)
These signals are ON when a main power input is enabled.
Signal Name
Description
Type
MPRDY1
"Main power input READY" output
Transistor input
Input
MPRDY2
Transistor output
Output
Explanation
These signals switch OFF when an error alarm (internal cause) occurs. Use these signals for the external safety circuit's
main power ON/OFF condition judgments, etc.
Load: 24VDC 300mA Max.