Teledyne HPM-2002-OBE instruction manual Table of Contents

Table of Contents

1. GENERAL INFORMATION		5
1.1.	FEATURES:	5
1.2. MODEL 2002 SENSORS		5
1.3. HPM-2002-OBE ANALOG OUTPUT MODULE		5
1.4. HPM-2002-OBE ANALOG OUTPUT (4-20MA) MODULE		5
1.5. HPM-2002-OBE RS232/485 OUTPUT MODULE		6
1.6. HPM-2002-OBE DEVICENET MODULE		6
1.7.	SPECIFICATIONS	6

2. INSTALLATION		7
2.1.	RECEIVING INSPECTION	7
2.2.	QUICK START	7
2.3.	TRANSDUCER INSTALLATION	7
2.4.	OBE MODULE INSTALLATION	7
2.5.	INITIAL OPERATION	8

3. OPERATING INFORMATION			9
3.1.	ANALOG OUTPUT (0-10V)		9
3.1.1.		Overall Functional Description	9
3.1.2. High and Low Set Point Modes			9
3.1.3.		Run Mode	10
3.1.4.		Cal Mode	10
3.1.5.		GAS Mode	11
3.1.6.		Analog Output (0-10V)	11
3.2.	ANALOG OUTPUT (4-20MA)		13
3.2.1.		Overall Functional Description	13
3.2.2. High and Low Set Point Modes			13
3.2.3.		Run Mode	13
3.2.4.		Cal Mode	14
3.2.5.		GAS Mode	15
3.2.6.		Analog Output (4-20mA)	15
3.3.	RS232/485 WITH DISPLAY		17
3.3.1.		Overall Functional Description	17
3.3.2.		COMMAND SYNTAX	17
3.3.3.		Interrogation Commands	18
3.3.4.		Paramater Modification Commands	18
3.3.5.		Calibration Adjustment Commands	19
3.3.6. Reset / Restore Commands			19
3.3.7.		Device Status	20
3.3.8.		Default RS232/485 Specifications	20
3.3.9. Modular Connector Pinout (R2-232) RJ-11 connector on left side			21
3.3.10.		Modular Connector Pinout (RS-485)	21
3.3.11.		High and Low Set Point Modes	21
3.3.12.		Run Mode	22
3.3.13.		Cal Mode	22
3.4.	DEVICENET TM		23
3.4.1.		Overall Functional Description	23
3.4.2.		DeviceNet description	23
3.5.	CALIBRATION OF THE HPM-2002-OBE		24
3.5.1.		Zero Coefficient Adjustment	24
3.5.2.		Midrange Coefficient Adjustment	24
3.5.3.		Atmosphere Coefficient Adjustment	24

4. THEORY OF OPERATION		..................................................................................................................................... 25
4.1.1.	.............................................................................................................................................................................	25
4.2.	PIEZORESISTIVE SENSOR	26
4.3.	PIRANI SENSOR	28
HPM-2002-OBEVacuum Gauge		Page 3 of 39