2 turn instrument on, Figure 1: s, Co ral features – ENMET SPECTRUM CO-RAL User Manual
Page 4

ENMET Corporation
S
PECTRUM
CO RAL
2
1.2 Turn Instrument ON
Turn the instrument ON, by pressing and holding the
POWER / BACKLIGHT
pushbutton for two seconds. In uncontaminated
air, for most instruments the display should read 0000 within ten seconds of turn-on.
1.2.1 Verify Operation
The
S
PECTRUM
CO RAL
is calibrated prior to shipment. However, if there is access to a source of CO gas, such as a
calibration kit, expose the sensor to the gas, and observe that the instrument is responsive.
1.2.2 Acknowledge Alarm
If the concentration of CO is greater than 10 ppm, the instrument indicates an alarm condition. Acknowledge the alarm by
pressing and releasing the right hand pushbutton,
SELECT
; this silences the audio alarm for four minutes unless the
concentration of the CO is greater than the upper alarm limit.
1.2.3 Remove Gas
Remove the source of the CO. Attach to compressed air line, after the display reads zero or close to it, turn the instrument OFF,
by pressing and holding the
POWER / BACKLIGHT
pushbutton for approximately three seconds. The display flashes "OFF"
and then goes blank after the pushbutton is released.
1.2.4 Contact
ENMET
If the instrument doesn't operate as described, contact
ENMET
customer service personnel immediately.
Top View
Front View
Figure 1: S
PECTRUM
CO RAL Features
POWER/-----OPTION-----SELECT
BACKLIGHT
PPM CO
ALARM
Pushbutton Switches
P
OWER
/
BACKLIGHT
O
PTION
S
ELECT
Display
Cover
Visual Alarm
Audio Alarm
Quick
Disconnect
Cover Screws
4 places