Kurt J. Lesker 979 Series, Operation And Maintenance Manual

Page: 27 / 54

Series 979 ATV Transducer 27
RS Delay – RSD
The RSD command enables or disables a delay of up to 5 milliseconds
between recieve and transmit mode.
Values: OFF, ON (default OFF)
Query: @001RSD?;FF
Query Response: @001ACKOFF;FF
Command: @001RSD!ON;FF
Command Response: @001ACKON;FF
Test RS485 – TST
The TST command flashes the filament power LED ON and OFF, in order to
visually identify the unit.
Values: ON, OFF
Query: @001TST?;FF
Query Response: @001ACKOFF;FF
Command: @001TST!ON;FF
Command Response: @001ACKON;FF
Unit – U
The U command returns or sets the pressure unit to Torr, mBar, or Pascal.
The units affect all pressure measurements, including set point values.
Values: TORR, MBAR, PASCAL (default: TORR)
Query: @001U?;FF
Query Response: @001ACKTORR;FF
Command: @001U!MBAR;FF
Command Response: @001ACKMBAR;FF
User Tag – UT
The UT command returns or sets the user tag label to assign for 979
identification.
Values: Up to 15 ASCII characters
Query: @001UT?;FF
Query Response: @001ACKCHAMBER1;FF
Command: @001UT!CHAMBER2;FF
Command Response: @001ACKCHAMBER2;FF