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597A-9800 Manual Rev A

MODEL 597A

Temperature / Relative Humidity /

Barometric Pressure Sensor

Operation Manual

Document No. 597A-9800 Rev A

Met One Instruments, Inc

1600 NW Washington Blvd.

Grants Pass, Oregon 97526
Tel: (541) 471-7111
Fax: (541) 471-7116

Содержание 597A

Страница 1: ...A MODEL 597A Temperature Relative Humidity Barometric Pressure Sensor Operation Manual Document No 597A 9800 Rev A Met One Instruments Inc 1600 NW Washington Blvd Grants Pass Oregon 97526 Tel 541 471...

Страница 2: ...means without the express written permission of Met One Instruments Inc Technical Support Should you require support please consult your printed documentation to resolve your problem If you are still...

Страница 3: ...y corrections included in subsequent editions Faultless and safe operation of the product presupposes proper transportation storage and installation as well as careful operation and maintenance The se...

Страница 4: ...Statements 1 3 Initial Inspection 1 4 Product Overview 2 5 Installation 3 5 1 Mounting 3 5 2 Siting 3 5 3 Wiring 3 6 Specifications 4 7 Sensor Verification 5 8 Serial Communications 5 9 Maintenance 7...

Страница 5: ......

Страница 6: ...nced to saturated water vapor pressure above liquid water When the air temperature is below freezing the sensor s maximum theoretical measurement range is limited To minimize exposure to direct sunlig...

Страница 7: ...tive humidity module and a platinum RTD temperature sensing element The response of each element is linear with negligible hysteresis Each sensor element in the 597A is controlled using an on board mi...

Страница 8: ...urface should be covered with short grass or a natural earth surface where grass does not grow Locate sensors away from objects at a distance equal to four times the height of the objects and at least...

Страница 9: ...RE Range 500 to 1100 mbar 14 8 inHg to 32 5 inHg Accuracy 1 Digital 0 5 mbar Analog 0 5 mbar 1 mV Resolution 0 01 mbar ELECTRICAL Measurement Rate 1 Hz Data Storage None Standard Signal Output RS 232C...

Страница 10: ...ed serial data stream The serial output is factory set for 9600 baud no parity 8 data bits with 1 stop bit N 8 1 Please see appendix E for a list of supported serial commands Output Format Detail The...

Страница 11: ...Polled Data Mode RS232 or RS485 The sensor can be set for polled data mode instead of continuous serial output by setting the serial trigger string while in terminal mode see Section 12 for command d...

Страница 12: ...4 Month Interval Return the sensor to Met One Instruments Inc for factory inspection and calibration 10 Service The 597A is not field repairable and should be returned to the factory for service Detai...

Страница 13: ...E COLOR WIRE LABEL DESCRIPTION 1 Red 12VDC 9 to 36 VDC 2 Black Gnd Signal Ground 3 Orange Ana Gnd Analog Ground 4 Brown RH RH Analog Output 5 Green ID ID Voltage 6 White BP BP Analog Output 7 Blue AT...

Страница 14: ...WIRE LABEL DESCRIPTION 1 Black PWR GND Power Ground 2 Red Vin 9 to 36 VDC 3 Blue SDI 12 SDI 12 Output 4 Green SIG GND Signal Ground 5 White RS 232 Tx RS 232 Transmit 6 Brown RS 232 Rx RS 232 Receive...

Страница 15: ...h or will return a help menu H h Display Help Menu H h This Help Menu DR Display Range Switch Setting for Analog Output ID View Set Instrument ID LC Display Last Calibration information OI Set Output...

Страница 16: ...Default 1 LC Read the last calibration information Read the serial number last calibration date and correction factor COMMAND RESULT LC cr Annnnn nnnnn 10 15 12 0 00 where n serial number OI Output I...

Страница 17: ...hes of Mercury inHg PU2 cr Millimeters of Mercury mmhg TU Temperature Units Read or Set this serial port s output units for Temperature COMMAND RESULT TU cr Report Units setting TU0 cr Celsius Default...

Страница 18: ...ng setting serial output provides help ST XXXXXX cr Set Serial Trigger Default 1 RV Software Version Number Report the current firmware version number COMMAND RESULT RV cr Current firmware version QH...

Страница 19: ...dity and Send Data dddd dd barometric pressure Start Concurrent Measurement aC a00003 CR LF Where a address Start Concurrent Measurement with CRC aCC a00003 CR LF Where a address Continuous Measuremen...

Страница 20: ...OMMAND SENSOR RESPONSE Report Pressure Units aXPU aXPUf CR LF Where a address and f 0 for Millibars default or 1 for Inches of Mercury Set Pressure Units aXPUf Report Version Number aXRV aXVNxx x CR L...