pg. 46
Query Command list
Communication information
Command
Response
Explanation
@xxxBR?;FF
@xxxACK9600;FF
Communication baud rate (4800, 9600, 19200, 38400, 57600,
115200,230400)
@xxxAD?;FF
@xxxACK253;FF
Transducer communication address (001 to 253)
@xxxRSD?;FF
@xxxACKON;FF
Communication delay between receive and transmit sequence.
Pressure reading
Command
Response
Explanation
@xxxPR1?;FF @xxxACK1.23E-3;FF
MicroPirani sensor pressure as 3 digit floating point value.
@xxxPR2?;FF @xxxACK1.23E-3;FF
Piezo sensor pressure as 3 digit floating point value.
@xxxPR3?;FF @xxxACK1.23E-3;FF
Combined reading as 3 digit floating point value.
@xxxPR4?;FF @xxxACK1.234E-3;FF
Combined reading as 4 digit floating point value.
@xxxPR5?;FF @xxxACK1.23E-3;FF
Provides the differential pressure reading between Piezo (PR2)
reading and MicroPirani (PR1) reading.
Setpoint information
Command
Response
Explanation
@xxxSS1?;FF
@xxxSS2?;FF
@xxxSS3?;FF
@xxxACKSET;FF
Set point relay 1-3 status (SET=Relay energized / CLEAR=Relay
de-energized)
@xxxSP1?;FF
@xxxSP2?;FF
@xxxSP3?;FF
@xxxACK1.00E-2;FF
Set point 1-3 switch value.
@xxxSH1?;FF
@xxxSH2?;FF
@xxxSH3?;FF
@xxxACK1.10E-2;FF
Set point 1-3 hysteresis switch value.
@xxxEN1?;FF
@xxxEN2?;FF
@xxxEN3?;FF
@xxxACKDIFF;FF
Set point 1-3 enable status ( OFF. DIFF=Piezo differential or
ABS=Absolute Piezo)
@xxxSD1?;FF
@xxxSD2?;FF
@xxxSD3?;FF
@xxxACKBELOW;FF
Set point relay direction (ABOVE or BELOW)
If set to above relay will be energized above setpoint value. If set to
below relay will be energized below setpoint value.
@xxxSPD?;FF
@xxxACKON;FF
Setpoint safety delay
Transducer information
Command
Response
Explanation
@xxxMD?;FF
@xxxACK910;FF
Model number (910)
@xxxDT?;FF
@xxxACKDUALTRANS;FF Device type name (DualTrans)
@xxxMF?;FF
@xxxACKMKS;FF
Manufacturer name (MKS)
@xxxHV?;FF
@xxxACKA;FF
Hardware version
@xxxFV?;FF
@xxxACK1.00;FF
Firmware version
@xxxSN?;FF
@xxxACK11350123456;FF Serial number
@xxxSW?;FF
@xxxACKON;FF
Switch enable
@xxxTIM?;FF
@xxxACK12345;FF
Time on (hours of operation )
@xxxTEM?;FF
@xxxACK2.50E+1;FF
MicroPirani sensor temperature
@xxxUT?;FF
@xxxACKVACUUM1;FF
User programmed text string
@xxxT?;FF
@xxxACKO;FF
Transducer status check
Calibration and adjustment information
Command
Response
Explanation
@xxxU?;FF
@xxxACKTORR;FF
Pressure unit setup (Torr, mbar or Pascal)
@xxxGT?;FF
@xxxACKNITROGEN;FF
MicroPirani sensor calibration gas (Nitrogen, Air, Argon, Helium,
Hydrogen, H2O, Neon, CO2, Xenon)
@xxxVAC?;FF
@xxxACK5.12E-5;FF
Provides delta pressure value between current vacuum zero
adjustment and factory calibration.
@xxxATM?;FF
@xxxACK1.22E+1;FF
Provides delta pressure value between current atmospheric
adjustment and factory calibration.
@xxxAO1?;FF
@xxxACK10;FF
Analog voltage output 1: Pressure assignment and calibration. (first
digit is pressure assignment. second and third digit is calibration)
@xxxAO2?;FF
@xxxACK10;FF
Analog voltage output 2: Pressure assignment and calibration. (first
digit is pressure assignment. second and third digit is calibration)
xxx
= Transducer communication address (001 to 253. Broadcast addresses: 254, 255)
