4-16
4-2-19Option
Additional functions include the following.
Traveltransmissionsignaloutput
Selecting [Device] → [Option] → [Travel Transmission (AO)] → [TravelTransmission] 
allows the travel signal output to be monitored.
Selecting [Device] → [Option] → [Travel Transmission (AO)] → [Dummy 
TravelTransmission] allows the travel signal output to be changed freely.
Selecting [Device] → [Option] → [Travel Transmission (AO)] → [Fail SafeDirection] allows 
the failsafe direction (High or Low) for the travel signal to be checked.
   This  setting is set at the time of factory shipment, and the setting change 
after the delivery is not possible.
   If a self-diagnostic message pertaining to fail-safe operation (Table 4-5 in 
section 4-2-20) appears, the travel transmission signal is sent according to 
the specified fail safe direction.
Selecting [Device] → [Option] → [Travel Transmission (AO)] → [D/A Trim] calibrates the 
travel signal output (4 mA, 20 mA). Connect to an ammeter to calibrate the current value.