18
BAS-SVX40K-EN
Table 4. WCI and WCS specifications (continued)
WCS-SO Sensor Specifications
Coverage Patterns (See the figure “WCS-SO sensor coverage patterns,” which follows this table.)
Sampling Rate
Continuous
Occupied Timeout Delay (delay before going
unoccupied) Average 5–10 minutes after last motion is detected (Not adjustable)
Transmit Trigger After 10 minutes without motion or once every 15 minutes.
Maximum Detection Range 32 feet (10 m)
Life Expectancy 15 years
Operating Temperature From 32°F to 122°F (0°C to 50°C)
Occupancy Sensor Type
PIR Passive infrared
Storage Temperature From —40°F to 158°F (-40°C to 70°C )
Humidity Range
20% to 60% RH
Warm-up Time ≤ 1 min @ full spec ≤ 15 min
Housing Material Polycarbonate/ABS blend (wall)
WCS-SCO
2
Sensor General Specifications
CO
2
Range 0 — 10,000 ppm CO
2
Sampling Rate Every 5 minutes when sensor sees motion Every 15 minutes when sensor does not see motion
Accuracy at 25°C ±40 ppm CO
2
+ 3% of reading (includes repeatability)
Transmit Trigger 50 ppm change or once every 15 minutes
Pressure Dependence of Output Built-in pressure sensor eliminates inaccuracy due to altitude
Recommended Calibration Interval
None (auto-calibrated)
Response Resolution 50 ppm change or 15 minute heartbeat
Life Expectancy 15 years
Operating Temperature From 32°F to 122°F (0°C to 50°C)
Storage Temperature From —40°F to 158°F (-40°C to 70°C )
Humidity Range
20% to 60% RH
Warm-up Time ≤ 1 min @ full spec ≤ 15 min
Housing Material Polycarbonate/ABS blend (wall)
CO
2
Sensor Type NDIR Non-dispersive infrared
WCS-SB/R Sensor Specification
Accuracy (internal thermistor)
(b)
0.5°F for a range of 55 to 85°F (12.8 to 29.4°C)
Resolution (internal thermistor)
(c)
+0.125°F over a range of 60°F to 80°F (15.56°C to 26.67°C)/+- 0.25°F outside this range
Input Resolution (external thermistor) See Table 5, p. 19
Sampling Rate
30 seconds
Life Expectancy 15 years
Operating Temperature 32°F to 122°F (0°C to 50°C) Internal thermistor. -25°F to 122°F (-32°C to 50°C) External thermistor
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