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7. Test Descriptions
2. A signal greater than 25Vrms is applied to each GYW channel, one at a time, while GRN1 or GRN2 is at AC line.
3. fault state is checked for each channel.
Monitor Response to PASS
:
Monitor must go to fault state when a signal greater than 25Vrms is applied to any GYW channel.
(Note: This test is ran for full sine wave, positive rectified, and negative rectified signals.)
GRN, YEL, WLK 15Vrms (Sine Wave, Positive Rectified, Negative Rectified)
Test Description :
Verify that the monitor recognizes a signal less than 15Vrms as being "off" for every GYW channel.
Test Sequence :
1. Monitor is powered up in the quiescent state.
2. A signal less than 15Vrms is applied to each GYW channel, one at a time, while GRN1 or GRN2 is at AC line.
3. fault state is checked for each channel.
Monitor Response to PASS
:
Monitor must NOT go to fault state when a signal less than 15Vrms is applied to any GYW channel.
(Note: This test is ran for full sine wave, positive rectified, and negative rectified signals.)
GRN, YEL, WLK 1500pF
Test Description :
Verify that the monitor recognizes AC line voltage through a 1500pF capacitor as being "off" for every GYW channel.
Test Sequence :
1. Monitor is powered up in the quiescent state.
2. AC line voltage through a 1500pF capacitor is applied to each GYW channel one at a time while GRN1 or GRN2 is
at AC line voltage.
3. fault state is checked for each channel.
Monitor Response to PASS
:
Monitor must NOT go to fault state when AC line voltage through a 1500pF capacitor is applied to any channel.
Short YEL
Test Description :
Apply the GRN, YEL, RED sequence to each channel with a 2 second YEL to verify that the monitor will go into the
fault state.
Test Sequence :
1. Monitor is powered up in the quiescent state.
2. AC line voltage is applied to GRN1 for 2 sec.
3. AC line voltage is applied to YEL1 for 2 sec.
4. AC line voltage is applied to RED1.
5. Wait 2 sec.
6. Check fault state.
7. Reset the monitor.
8. Repeat 2 through 7 for all channels
Monitor Response to PASS
:
Monitor must be found in fault on every channel.
YEL Plus RED Interval
Test Description :
Verify that the monitor will go into the fault state if the Yellow change plus Red Clearance interval between the end of
an active Green and the next conflicting Green is less than 2.6 seconds.
PCMT-8000 User's Manual
Rev. 1.7
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