7-8
MAN0448_Issue 13_01-2010
5704 Control System
005704-M-5001 A03249
CHAPTER 7 - ENGINEER'S OPERATING
INSTRUCTIONS
(16) If required, use the Engineering Card ( ) and ( ) push-buttons to
switch the STEL on.
Note: The STEL Alarm can only be switched on if the Control Card has
been configured for this alarm.
(17) Push the Engineering Card
AlARMS
push-button for a eighth time
and LTEL will be displayed on the message display alternating with
the selected channel number. The digital display will indicate OFF
indicating the channel is in the LTEL test mode but the LTEL alarm
is switched off.
(18) If required, use the Engineering Card ( ) and ( ) push-buttons to
switch the LTEL on.
Notes: 1. The LTEL Alarm can only be switched on if the Control Card
has been configured for this alarm.
2. The TEST function automatically inhibits the control card
channel to allow a display test and a lamp test of the channel
LED alarm indications and prevent accidental alarms being
generated. In order to test the relays and FAULT indications,
the
inHiBiT
push-button must be used to set the control card
channel into the uninhibited state.
3. A selected control card may be deselected while in the TEST
mode by pushing the selected control card front panel
reseT/
seLeCT
push-button. The simulated gas level and relay states
will remain set allowing several control cards to be tested
simultaneously. When the control card is reselected the card
will return to the TEST mode. The ATTN LED indicates which
cards have channels in the alarm test mode.
4. If the inhibit is removed, the external relays will operate.
IMPORTANT
When the TEST mode is used, always ensure that the channel control
card is returned to the uninhibited state after the test.
Summary of Contents for 5704
Page 1: ...System 57 5704 Control System Operating Instructions ...
Page 4: ...4 MAN0448_Issue 13_01 2010 5704 Control System 005704 M 5001 A03249 ...
Page 6: ...6 MAN0448_Issue 13_01 2010 5704 Control System 005704 M 5001 A03249 User Notes ...
Page 14: ...1 8 MAN0448_Issue 13_01 2010 5704 Control System 005704 M 5001 A03249 User Notes ...