|
Sensor Specification |
|
sensor |
Range |
Extended Range |
Resolution |
Response Time | |
Oxygen |
0-30% |
|
0.1 % |
15 sec | |
Combustible Gas |
0-100% LEL |
|
1 % |
15 sec | |
Carbon Monoxide |
0-500 ppm |
1500 ppm |
1 ppm |
20 sec | |
Hydrogen Sulfide |
0-100 ppm |
500 ppm |
1 ppm |
30 sec | |
Sulfur Dioxide |
0-20 ppm |
150 ppm |
0.1 ppm |
15 sec | |
Nitric Oxide |
0-250 ppm |
1000 ppm |
1 ppm |
20 sec | |
Nitrogen Dioxide |
0-20 ppm |
150 ppm |
0.1 ppm |
25 sec | |
Chlorine |
0-10 ppm |
30 ppm |
0.1 ppm |
60 sec | |
Hydrogen Cyanide |
0-100 ppm |
100 ppm |
1 ppm |
60 sec | |
Ammonia |
0-50 ppm |
200 ppm |
1 ppm |
150 sec | |
Phosphine |
0-5 ppm |
20 ppm |
0.1 ppm |
60 sec |
|
|
Intrinsic Safety: |
UL & cUL Class 1, Division I, Group A,B,C,D (US & Canada),
Eex ia llC T4 |
|
Size: |
4.65" (11.8 cm) L x 3.0" (7.6 cm) W x 1.9" (4.8 cm) H |
|
Weight: |
16 oz (454 gm) with battery pack |
|
Detector: |
Protected catalytic bead for combustible gases
Interchangeable electrochemical sensors for oxygen |
|
Battery: |
Rechargeable, snap-in, field replaceable Li-ion battery pack, 4 AA alkaline battery adapter |
|
Operating Hours: |
20 hours continuous |
|
Battery Charging: |
10 hours charge through built-in charger or an external battery charger |
|
Display: |
2 line by 16 digit LCD with LED back light automatically in dim light or alarm condition |
|
Keypads: |
1 operation and 2 program keys |
|
Direct Readout: |
Instantaneous (up to 4 values):
-Oxygen as percentage by volume
-Combustible gas as percentage by volume or percentage of lower explosion limit
-Toxic gases as parts per million
-High and low values for all gases
-STEL, TWA for toxic gases
-Battery and shut down voltage |
|
Alarm: |
90 dB buzzer and flashing red LED to indicate exceeded preset alarms:
High - 3 beeps and flashes per second
Low - 2 beeps and flashes per second
STEL and TWA - 1 beep and flash per second
Alarms latching with manual override or automatic reset
Additional diagnostic alarm and display message for low battery and pump stall |
|
Calibration: |
Two points field calibration of zero and span gas |
|
Datalogging: |
20,000 points (64 hours, 4 channels at one minute intervals) down load to PC with serial number of unit, user ID, site ID and calibration date |
|
Datalogging interval: |
1-3,600 seconds, programmable |
|
Sampling Pump: |
Internal pump, flow rate 150 cc/minute
Automatic shut off at low flow condition |
|
Temperature: |
-4°F to 113°F (-20°C to 40°C) |
|
Humidity: |
0 % to 95 % relative humidity (non-condensing) |
