Sierra Monitor Corporation 2-Wire Series, 4501-04 Contents, Model 4501-XXToxic Gas Sensor Module

		Model 4501-XX Toxic Gas Sensor Module
		TABLE OF CONTENTS
1.	PRODUCT DESCRIPTION		1
1.1	GENERAL		1
1.2	MOUNTING CONFIGURATION		1
1.3	THEORY OF OPERATION		1
1.4	MECHANICAL		2
1.4.1		ENCLOSURE	2
1.4.2		TRANSMITTER ELECTRONICS	2
1.4.3		SENSOR ASSEMBLY	2
1.5	INTERCONNECT WIRING		2
1.6	POWER REQUIREMENTS		2
2.	CAUTIONS & WARNINGS		4
2.1	INTRODUCTION		4
2.2	GAS SENSOR MODULES - GENERAL		4
2.3	WIRING		4
2.4	CALIBRATION FREQUENCY		4
3.	QUICK START		5
3.1	OVERVIEW		5
3.2	WIRING		5
3.3	MODULE INSTALLATION		5
3.4	TRANSMITTER INSTALLATION		5
3.5	START-UP & OPERATION		5
3.6	ZERO STABILIZATION		5
4.	INSTALLATION		6
4.1	SENSOR MODULE LOCATIONS		6
4.2	WIRING		6
4.3	ENCLOSURE INSTALLATION		6
4.4	TRANSMITTER AND SENSOR INSTALLATION		7
5.	OPERATION		8
5.1	INTRODUCTION		8
5.2	DATA ENTRY KEYPAD		8
5.3	MAIN MENU		9
5.4	MAINTENANCE SUB-MENU		10
5.5	DIAGNOSTICS SUB-MENU		11
5.5.1		Notes	12
6.	CALIBRATION		13
6.1	CALIBRATION FREQUENCY		13
6.2	CALIBRATION PREPARATION		13
6.2.1 CALIBRATION GAS DELIVERY METHODS			13
CALIBRATION PROCEDURE			13
6.2.2 SENSOR EXPOSURE TO GAS			13
7.	SERVICE		15
7.1	SENSOR MODULE CONFIGURATION		15
7.2	ENCLOSURE REPLACEMENT		15
7.3	TRANSMITTER REPLACEMENT		16
7.4	SENSOR REPLACEMENT		16
INSTALLATION INSPECTION			16
7.4.1		CONTROLLER INSTALLATION	16

Contents