IM-P505-02-US Issue 1
84
UTM20 Series Ultrasonic Transit-time Flowmeters
12.3 Replacing the Main Board
1. Turn off the power.
2. Open the enclosure.
3. Remove the terminal blocks from the header on the main board.
4. If a communications board is present, remove it.
5. Remove the (4) M4 pan head phillips screws that secure the main board and shield.
6. Lift the shield off the main board.
7. Gently pull the main board straight out to disengage it from the display header and remove it
from the enclosure lid.
Installation is in reverse order, noting the following. To install a new main board, align the pins on the
display header with the socket on the main board and gently press straight down. Be careful not to
misalign the pins. Do not use excessive force.
Fig. 53 Replacing the Communication or Dry Contact Board
12.4 Firmware Update
Firmware can be updated using SoloCUE Flow Device Manager software. Parameter and calibration
settings will not be overwritten unless there is a conflict with the new parameters. Back up the device
configuration prior to updating the firmware. See "UTM20 Firmware Update" (available at www.
badgermeter.com) for more information.
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