Honeywell TC Series

TC · Edition 08.17 46
Technical data
7.3 Indicators and operating controls
TC 1, TC 2, TC 3
1
2
Power
1
2
Power
= power supply
1
2
Power
= operating signal
1
2
Power
= valve 1
1
2
Power
= valve 2
= reset button
The LEDs can display messages using three colours
(green, yellow, red) and permanent
1
2
Power
or flashing light
1
2
Power
:
LED Message/Operating status
1
2
Power
green Power supply OK
1
2
Power
yellow
TC is ready for operation; safety interlock* input signal
interrupted
1
2
Power
green TC is ready for operation; active safety interlock* input signal
1
2
Power
green V1 is tight
1
2
Power
yellow V1 is untested
1
2
Power
yellow Tightness test is running on V1
1
2
Power
red V1 is leaking
1
2
Power
green V2 is tight
1
2
Power
yellow V2 is untested
1
2
Power
yellow Tightness test is running on V2
1
2
Power
red V2 is leaking
All yellow Initialization
* see page 53 (Safety interlocks).
TC 4
OK
TEST
1
2
TEST
= TEST phase (yellow)
OK
= operating signal (green)
1
= fault valve 1 (red)
2
= fault valve 2 (red)
= reset button