CHAPTER 3 |
DEVICE PROGRAMMING UNIT USER’S MANUAL
TESTING
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side of the screen. Note that there should never be
any device responding at address zero. Pressing
NEXT and PREV on the Detail screen will cycle
through the addresses 20 at a time. Pressing EXIT on
the loop test screen will return you to the Main Menu.
Testing a Device or Detector
The DPU allows automatic and manual testing of
detectors and devices.
Automatic Test
The automatic test is the same for all systems. Follow
the procedure below to test a device or detector.
•
At the Main Menu press TEST then press AUTO.
The DPU prompts the user to insert or connect a
device. (Refer to Figure 2, pages 10-11, to install
devices for testing.) When the device is detected,
the test is run. The DPU will display the type of
device tested and the address, as shown below:
TESTING SUCCESSFUL
device type here
device address
<EXIT
•
If the device is removed, the DPU will enter “search
mode”
. Press EXIT to return to the Main Menu.
Manual Test
Manual testing allows the operator to read back informa-
tion about the settings of the detector or device under
test. The information displayed will vary depending on
the type of the system and the devices being tested.
