| Commissioning HVAC systems, monitoring air duct velocity, testing and balancing HVAC systems, monitoring
wind speed, verifying positive pressure in critical facilities such as medical and manufacuring, etc. |
| Size |
107mm x 74mm x 22mm (4.2” x 2.9” x 0.9”) |
| Weight |
110 g (3.75 oz) |
| Case Material |
Noryl® Plastic |
| Battery |
3.6 volt Lithium |
| Resolution |
12-bit (1 part in 4096) |
| Mounting |
Magnetic backing or locking eyelet |
| Clock Accuracy |
± 2 seconds per day |
| Sampling Methods |
Continuous (First-in First-out)*, Stop When Full (Fill-then-stop)
*Not available with sample rates faster than eight seconds. |
| Operating Limits |
-40°C to 70°C (-40°F to 158°F) and 0 to 95% RH (non-condensing) |
| PC Requirements |
Windows PC with at least one free USB or serial port (depending on interface) |
| Software Requirements |
TrendReader® 2 (Compatible with Windows XP SP3, Windows Vista SP2& Windows 7 (32 bit & 64 bit) |
| Memory Size |
32 KB (capable of storing up to 21,500 readings) |
| Sampling Rates |
User selectable rates from 25 per second to once every eight hours
(BP-101 battery pack or PS-201 power supply required for sampling rates faster
than eight seconds) |
| Number of Channels |
Two (one for the internal temperature sensor and one for the internal pressure
sensor) |
| Internal Temperature Sensor |
| Type |
NTC Thermistor - 10,000 Ohm @ 25°C (77°F) |
| Range |
-40°C to 70°C (-40°F to 158°F) |
| Accuracy |
±0.2°C over the range of 0°C to 70°C (± 0.3°F over the range of 32°F to 158°F) |
| Resolution |
0.03°C (0.05°F) @ 25°C; better than 0.07°C (0.12°F) between -25°C and 70°C
(-13°F and 158°F); better than 0.13°C (0.23°F) between -40°C and -25°C
(-40°F and -13°F) |
| Pressure Sensor |
| Type |
Silicon piezoresistive strain gauge |
| Media |
Non-corrosive gases and dry air |
| Maximum Pressure |
Four times full scale |
| Compensated Thermal Accuracy 0°C-70°C (32°F-158°F) |
±0.01 inWC (±2.5Pa) |
| Long Term Stability |
±0.01 inWC (±2.5Pa) |
| Range: |
Accuracy: |
Resolution: |
| ±0.5 inWC (±120 Pa) |
±0.05 inWC (±12.5 Pa)* |
<0.001 inWC (0.25 Pa) |
| ±2 inWC (±500 Pa) |
±0.05 inWC (±12.5 Pa)* |
<0.001 inWC (0.25 Pa) |
| ±10 inWC (±2.5 kPa) |
±0.1 inWC (±25 Pa) |
<0.01 inWC (2.5 Pa) |
| * ±0.01 inWC (±2.5Pa) with Pressure Sensor Characterization - Consult Factory |
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