Faraday 8720, Руководство пользователя

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CHAPTER 3 |
DEVICE PROGRAMMING UNIT USER’S MANUAL
TESTING
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This screen shows the addresses on the loop and
the devices that are responding at each address. The
devices are shown ten to a line, as two groups of
five. The starting address appears on the left-hand
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 8720 will allow automatic and manual testing of
6000/7000 and 1000/1500 detectors and devices.
Automatic Test
The automatic test is the same for both the 6000/7000
and 1000/1500 systems. Follow the procedure below to
test a device or detector.
• At the Main Menu press TEST then press AUTO.
The 8720 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 8720 will display the type of
device tested and the address, as shown below:
TESTING SUCCESSFUL
device type here
device address
<EXIT NEXT>
• Remove the device or press NEXT. The 8720 will
return to the beginning of automatic test. 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.
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