Series 979 ATV Transducer
29
Model – MD
The MD command returns the 979 model number.
Query:
@001MD?;FF
Query Response:
@001ACK979;FF
Serial Number – SN
The SN command returns the 979 serial number.
Query:
@001SN?;FF
Query Response:
@001ACK000012345;FF
Time On – TIM1, TIM2
The TIM1 command returns the number of hours the transducer has been on.
The TIM2 command returns the number of hours each filament on the Hot
Cathode has been on, or clears the time on both filaments to allow the user to
replace the sensor.
Values:
CLR
Query:
@001TIM1?;FF
Query Response:
@001ACK000000024;FF
Command:
@001TIM2!CLR;FF
Command Response:
@001ACKCLR;FF
Transducer Status – T
The T command returns the current status of the Hot Cathode. Related
commands:
Active Filament – AF
(
Set Up Commands
section);
Set Point
Value – SP1, SP2, SP3
and
Hysteresis Value – SH1, SH2, SH3
(
Set Point
Commands
section).
Values:
F = Filament fault, filament cannot turn on
G = Hot Cathode on
O = OK, no errors to report
P = Pressure fault, system pressure above protect
pressure
W = Hot Cathode is turning on; pressure reading not
valid (when Hot Cathode is turned on, a few
seconds elapse before pressure reading is valid).
Query:
@001T?;FF
Query Response:
@001ACKO;FF
Summary of Contents for 979 Series
Page 1: ...Operation and Maintenance Manual Series 979 Atmosphere to Vacuum Transducer ...
Page 2: ......
Page 3: ...Series 979 ATVTransducer Part 100014438 Series 979 Atmosphere to Vacuum Transducer ...
Page 8: ...Series 979 ATVTransducer ...
Page 48: ...48 Series 979 ATVTransducer Notes ...
Page 52: ...52 Series 979 ATVTransducer ...
Page 53: ...Series 979 ATVTransducer ...
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