Crowcon Vortex FP Compact Installation And Operation Manual page 11

Channel Alarm 1 and Alarm
2 LEDs
Channel Fault LEDs
Additional functions are available via buttons fitted to the rear of the display PCB. The button
locations and functions are shown below.
Warning: access requires the Vortex FP Compact enclosure to be opened; site
procedures must be strictly adhered to before attempting to open the enclosure or to
operate a powered system with an open enclosure. Performing any of the following
functions will normally require a 'hot-work permit' to be issued by the site supervisor,
and the local area must be tested to ensure no flammable gases or vapours are
present.
INHIB3
Feature
HOLD Button
CHANNEL TEST Button
PEAK HOLD CAL Button
Vortex FP Compact Installation & Operation Manual
Issue 1, January 2013
Channel Test mode, see section 7.4 of the standard Vortex manual.
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.
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.
INHIB2
CH TEST PEAKHOLD CAL
Figure 4 – Rear of Display Module
Description
Press to hold the display on the current channel.
After the HOLD button has been used to select a channel, use the
Channel Test button to display alarm levels or for zero adjustment and
calibration. Refer to the standard Vortex manual for more information.
This button can be disabled using Vortex PC.
Used for the Peak Hold Calibration, refer to section 7.3 of the
standard Vortex manual. Can be disabled using Vortex PC.
RIBBON CABLE CONNECTOR
INHIB1 LAMP TEST
ZERO HOLD
STEP
RUN ACCEPT/RE
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