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Bacharach Microprocessor Module Replacement Kit Instruction Manual

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Microprocessor Module Replacement Kit
1. Scope
The Bacharach Multi-Zone family of fixed point 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.
This instruction manual describes how to replace or upgrade the microprocessor module in your Multi-Zone leak
monitoring equipment. 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 for each Multi-Zone model.
2. Items Required
Replacement Microprocessor Module Kit (P/N: 3015-5546)
Medium Phillips head screwdriver
Medium standard slotted screwdriver
Wrench for lock nut
CAUTION
Failure to comply with these instructions may void the warranty.
3. Retrieving Setup and Configuration Data
Your Multi-Zone monitor has been configured for your specific installation. Prior to beginning this procedure it is highly
recommended to collect setup and configuration data from your monitor so it can be reloaded after the new
microprocessor module is installed. Use the table that follows to record the necessary parameters.
NOTE:
Note that a system hardware failure may make these values inaccessible or may reset them to default values
in a "fail safe" mode. If the values are not accessible or do not match your installation, you should skip this
step. If you need assistance, contact Bacharach Technical Support at (800) 736-4666 or (724) 334-5000.
NOTE:
The node address of your Multi-Zone device can be found on page 2 of the System Setup Screen.
3015-5547 Rev 4
621 Hunt Valley Circle
New Kensington, PA 15068
Tel:
Fax:
for Multi-Zone Leak Monitors
Instruction Manual
724-334-5000
724-334-5001
3015-5547
Revision 4
May 17, 2013
1

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Summary of Contents for Bacharach Microprocessor Module Replacement Kit

  • Page 1 Instruction Manual 1. Scope The Bacharach Multi-Zone family of fixed point 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.
  • Page 2 Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors NODE ADDRESS = _________ NUMBER OF ZONES = __________ STORED ALARM LEVELS ZONE LOCATION LENGTH TEMP (From (Based on your LEAK SPILL EVAC TUBING ZONE screen) physical installation) LEVEL LEVEL LEVEL 4. Removal Preparation Prepare to remove the old microprocessor module by following the steps below.
  • Page 3 Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors e. Locate the microprocessor module, socketed on the bottom right side of the main circuit board. Refer to Figure 1. Note the orientation of the module, specifically the gold tab and hole oriented on the bottom left of the board.
  • Page 4: Microprocessor Removal

    Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors 5. Microprocessor Removal Remove the installed microprocessor module by following the steps below. a. Grasp the left and right edges of the microprocessor module and gently pull straight out while rocking left to right, until it comes free of the socket.
  • Page 5: Power-Up And Initialization

    Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors OPTION B: Snap-in Spacer a. Insert the plastic snap-in spacer into the securing hole on the mother board. See figure below. Figure 4. Option B Installation b. Remove the new microprocessor module from its packaging, handle the board by the edges only.
  • Page 6 Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors Figure 5. Sampling Mode Screen with Key Functions c. Scroll to the bottom right of the screen (see Figure 6) to select the ‘Service Mode Entry’ option. Figure 6. Main Setup Screen Showing Location of Service Mode Entry Option d.
  • Page 7 Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors Figure 8. Setup Screen When in Service Mode h. Use the UP and DOWN arrow keys to select the model type of your monitor from the scrolling list (for example, REF for refrigerant). With the proper model selected, press ENTER to save that change.
  • Page 8 Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors m. Scroll to the “SYSTEM” option and press ENTER. n. Scroll to the “MORE” option (see below) and press ENTER. Note that “MORE” will flash when it is selected. Figure 11. HGM Setup Screen Showing “MORE” Option o.
  • Page 9 Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors q. Scroll to ‘DET DIGIPOT’ and press ENTER. Use the UP and DOWN arrows to adjust the IR VOLT reading to 4.20 (or as close as possible). When at the proper value, press ESC once.
  • Page 10 Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors 8. Reload Setup Parameters Reload the previously saved setup parameters and configuration data by following the steps below. a. With the monitor in either Warm Up Mode (flashing green LED) or Sampling Mode (solid green LED), access the Setup Menu by pressing the ENTER key twice.
  • Page 11: Rezero Mode

    Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors d. Use the UP and DOWN arrow keys to select the NUM ZONES INSTALLED setting and press ENTER. e. Use the UP and DOWN arrow keys to choose the number of physical zones (solenoids) installed in your Multi-Zone (i.e., 4, 8, 12, or 16 zones).
  • Page 12 Microprocessor Module Replacement Kit for Multi-Zone Leak Monitors Use the LEFT and RIGHT arrow keys to scroll through all Zone Setup Screens. Select and change the zone settings as required or as recorded earlier in the table on page 2. The zone settings are: •...