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Scope
These instructions describe how to replace the IR bench in the Halogen Gas Monitor (Single-Zone or Multi-
Zone), Ammonia Gas Monitor (SZ or MZ), and the Carbon Monoxide Gas Monitor Single Zone.
It is assumed that the user is familiar with the operation of the appropriate monitor. If necessary, refer to the
instructions for detailed operation and maintenance information. Table 1 provides a list of the appropriate
instructions and parts necessary for each model.
Monitor Type
HGM-SZ
HGM-MZ
AGM-SZ
AGM-MZ
CO2-SZ
CO2-MZ
* Not for individual sale. Used for ID purposes only. (i.e. To order replacement kit for your bench which is
labeled model number 3015-5087, place order for kit number 3015-5509.)
Items Required:
Replacement IR Optical Bench Kit (includes bench assembly, cable ties, and instruction sheet)
Cable Ties (Qty. 2) 3015-2835
Instruction Sheet 3015-5506
Medium Phillips Head Screwdriver
Small Flat-Blade Screwdriver
Wire Cutter (for removing cable ties)
Removing the IR Bench
1. Find the AC power source for the monitor and switch OFF the AC circuit breaker. Ensure that the
monitor's front panel green MONITOR ON indicator is OFF.
2. Use a Phillips screwdriver to remove the monitor's two door screws, and then open the door.
3. Take time to familiarize yourself with the internal components displayed on the following page. Figure 1
is a diagram of the Single Zone monitors while Figure 2 is a diagram of the Multi-Zone monitors. Figure
3 shows the R37 component used to adjust the IR emitter drive level. This is only present on older
models.
Instruction 3015-5506
Single Zone / Multi-Zone Bench
Bench Replacement Kit
3015-4572
3015-4572
3015-4492
3015-4492
3015-5507
3015-5507
Table 1: Part Number Information
Replacement
Instruction 3015-5506
Solo Bench*
Instruction Manual
3015-5086
3015-5086
3015-5087
3015-5087
3015-5090
3015-5090
Rev. 0 – August 2010
3015-4256
3015-5074
3015-4256
3015-5074
3015-4603
3015-5074
1
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Table of Contents
Related Manuals for Bacharach Single Zone
Summary of Contents for Bacharach Single Zone
- Page 1 3. Take time to familiarize yourself with the internal components displayed on the following page. Figure 1 is a diagram of the Single Zone monitors while Figure 2 is a diagram of the Multi-Zone monitors. Figure 3 shows the R37 component used to adjust the IR emitter drive level. This is only present on older models.
- Page 2 (older version PC’s) IR Bench Connector J5 Gas inlet 10-PIN Connector (Detector) Outlet 12-PIN Connector (IR Source) Connector Figure 1: Single Zone Components IR Set R37 Gas inlet IR Bench (older version PC’s) 10-PIN Connector (Detector) Outlet 12-PIN Connector (IR Source)
- Page 3 7. Turn ON the monitor’s AC circuit breaker. Single Zone Monitors This section describes how to proceed if installing a new IR bench in a Single Zone Monitor. Adjusting IR Bench Emitter Drive Power Level 1. To adjust the IR emitter power level: a.
- Page 4 Adjusting the IR Bench Voltage SILENCE ZONETMP SQUELCH >CAL 1. To adjust the IR bench voltage: a. With the monitor in its MEASURE (normal) mode, enter the main menu and REV M D Y use the keypad buttons to place the arrow (>) on the display next “CAL.” x.xx at HH:MM:SS b.
- Page 5 Adjusting the IR Bench Voltage To adjust the IR bench voltage: a. With the monitor in its MEASURE mode, enter the main system setup menu. b. Enter Service Mode by highlighting “Service Mode” and pressing “ENTER” twice (2x’s). c. Navigate to “SYSTEM” and press “ENTER” to enter the system setup screen (while in Service Mode). d.
- Page 6 Headquarters: 621 Hunt Valley Circle, New Kensington, PA 15068-7074 Toll Free: 1-800-736-4666 • Tel: +1-724-334-5000 • Fax: +1-724-334-5001 Website: www.MyBacharach.com • E-mail: help@MyBacharach.com Printed in U.S.A. ® Registered Trademark of Bacharach Inc. Instruction 3015-5506...
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