Instruction Manual 1. Scope The Bacharach PAGM family of portable area gas monitors is designed for easy maintenance and enhancement. One element of that design is the ability to replace system programming (firmware) with a simple plug-in microprocessor module, minimizing downtime.
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(e.g., configuring the IR bench’s emitter power and adjusting the DigiPot). If you no longer have the manual that shipped with your device, the standard PAGM manual may be downloaded from the Bacharach website at www.mybacharach.com. If you have any questions, you may contact Bacharach’s Customer Service Department.
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Microprocessor Module Replacement Kit for Portable Area Gas Monitors Remove Screws (3) Front Remove Screws (2) Remove Screws (3) Rear Right Side Figure 1. Disassembling the PAGM: Screw Locations 5. Remove the Microprocessor Board Prepare to remove the old microprocessor module by following the steps below.
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Microprocessor Module Replacement Kit for Portable Area Gas Monitors 2. Locate the red microprocessor module, socketed on the bottom right side of the main circuit board. A cable tie surrounds the main board and the microprocessor module to secure it. Refer to Figure 2. Carefully cut the wire tie to gain access to the microprocessor board.
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Microprocessor Module Replacement Kit for Portable Area Gas Monitors Figure 4. Microprocessor Module Removed from PAGM Main Board 6. Installing the New Microprocessor Module Install the new microprocessor module by following the steps below. Depending on your hardware and the replacement kit that you receive, there are two different installation procedures.
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Microprocessor Module Replacement Kit for Portable Area Gas Monitors Figure 5. Option A Installation 7. Re-attach the main board to the enclosure by carefully placing the main board onto the enclosure standoffs and securing it with the screws removed earlier.
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IR bench’s emitter power, DigiPot, and leak source settings. If you no longer have the manual that shipped with your device, the standard PAGM manual may be downloaded from the Bacharach website at www.mybacharach.com. If you have any questions, you may contact Bacharach’s Customer Service Department.
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Microprocessor Module Replacement Kit for Portable Area Gas Monitors 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.
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