Description
Channel Alarm 1 and
Alarm 2 LEDs (L
and M)
Red LEDs for each channel. Illuminated when the alarm level
is reached on the channel. When the alarm is first raised, the
LED flashes. After the ACCEPT/RESET button is pressed, the
LED goes out if the alarm condition has been cleared. If the
alarm condition still exists, it displays continuously.
Channel Fault LEDs
(N)
Yellow LED for each channel. Illuminated when a fault is
detected on the channel. When the fault is first raised, the LED
flashes. After the ACCEPT/RESET button is pressed, the LED
goes out if the fault has been cleared. If the fault still exists, it
displays continuously.
HOLD (-) Button
On front of module. Press either to restart cycling through the
channels after HOLD has been selected, or to end Channel
Test mode.
ACCEPT/
RESET Button
On front of module. Press to inform Vortex that you have
noted that an alarm or fault condition has occurred. Pressing
this button silences the internal sounder. If the alarm condition
has cleared, it clears any red or yellow LEDs in the channel
status display
LAMP TEST Button On front of module. Press to test all the LEDs on the Display
Module and Node Controller Module. See section 7.5.
CHANNEL TEST Button
On rear of module. After the HOLD button has been used to
select a channel, use the Channel Test button to display alarm
levels (section 7.4) or for zero adjustment and calibration
(sections 3.8 and 7.3). This button can be disabled using
VortexPC.
PEAK HOLD CAL
Button
On rear of module. Used for the Peak Hold Calibration
(section 7.3). Can be disabled using VortexPC.
CAL Button On rear of module. Used for the Calibration (section 3.8 and
section 7.3). Can be disabled using VortexPC.
ZERO Button On rear of module. Used for the Zero Adjustment (sections 3.8
and 7.3). Can be disabled using VortexPC.
ZONE INHIBIT
Buttons
On rear of module, one button for each zone. Used to prevent
the corresponding output relays from being activated during
testing or calibration (sections 3.8, 7.3 and 7.4). VortexPC can
be used to
inhibit individual channels.
Note: Even in the inhibit condition, the alarm LEDs on the
display module are triggered if alarms occur.
ECHNICAL