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REMOTE INTELLIGENT SENSOR - AREA MONITOR
Instruction 2772-0803 Page vii
PRODUCT SPECIFICATION (continued)
DISPLAY
Custom LCD Display: Area measures 5.7" (145mm) x 3.2" (81 mm).
Displayed parameters
include:
System Readiness status,
Measured Concentration (3 decades of ppb or ppm),
Tape Remaining, and Icons for Gas & Fault alarms.
In the TEST Mode, display
includes:
Alarm Set Point(s), System Current (mA),
Alarm Type, Regulated Voltage (V), Active Gas Type,
Track 1 & 2 Light Levels, and, Date & Time (with optional
Serial Printer Interface PCB, Section 5).
Alpha/Numeric characters: 0.92" (23.4mm) high.
KEYBOARD
Membrane Switch Panel: Four switches for the following functions:
PRINT, 8 HR. TWA /DIGIT SET, 15 MIN TWA/DECADE,
& HOLD/RELEASE.
INTERNAL BACK-UP BATTERY
Sealed Lead Acid Battery: 6 v / 1.1 Ah Charge maintained with external power connected.
(the internal power switch SW1 can be on or off).
ENVIRONMENTAL
Temperature Range: –10 °C to +40 °C ( operating)
(Instrument Only) Relative Humidity (System Hardware): 5–95% (non-condensing).
SAMPLING INPUT
FEP: Teflon input tubes
OPTIONS
Printer option: TTL serial interface and 7-Day memory.
Three (3) Relay option: 2 x gas alarm outputs with adjustable set point and 1 x fault
alarm output.
CATALOG #, CASSETTE #,
RANGES and MODEL
DEPENDENT PARAMETERS: See RIS Catalog Numbers and Data (Table #1).