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Humidity
Recorder Specifications: |
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| Type of sensor | Integrated high-accuracy capacitive polymer RH sensor |
| Initial
Accuracy |
±1%RH over 10%RH to 90%RH at +20ºC to +30ºC ±2%RH over 10%RH to 90%RH at -20ºC to +70ºC |
| Operating range | -35°C to +85°C, 0% RH to 100% RH (non-condensing) |
| Resolution | 0.05% RH |
| 1-year Accuracy
(*denotes Accuracy One Year after original deployment) |
*±2% RH over 10% RH to 90% RH at +20°C to +30°C ±3% RH over 10% RH to 90% RH at -20°C to +70°C |
| Calibration Interval | Annual (recommended) |
Internal Temperature Sensor
| Initial Accuracy | ±0.10ºC over +20ºC to +30ºC
±0.15ºC over -25ºC to +70ºC |
| Operating range | -35 to +85°C (-31 to 185°F) |
| Resolution | 0.02°C at +25°C |
| 1-year Accuracy | ±0.15°C over 20°C to +30°C ±0.25°C over -25°C to +70°C |
General Humidity Logger Specifications
| Size | 3.4 x 2.3 x 1" (85x59x26mm); 76g (2.7 oz) |
| Operating Range | -35 to 85°C (-31 to 185°F) and 0% RH to 100% RH |
| Interfaces | RS-232 serial, USB, Ethernet, WiFi, PoE network interface available. |
| Mounting | Magnetic strips; 3M Dual Lock™ fasteners |
| Software | Compatible with the following software packages: Veriteq Spectrum, Veriteq viewLinc (monitoring & alarming applications), Spectrum Excel Add-in, Spectrum API (for custom applications) and OPC Server to add loggers onto compatible monitoring systems. |
| Clock | Accuracy: ± 1 min./month at -25° C to 70°C. |
| Electromagnetic Compatibility | FCC Part 15 and CE |
| Power Source | Internal lithium battery with life of 10 years at 1 min. sampling rate or longer. See note on sample rates and battery life. |
Memory
| Memory Type | Non-volatile EEROM |
| Data Sample Capacity | 122,197 12-bit samples |
| Memory Modes | User-selectable wrap (FIFO) or stop when memory is full. User-selectable start and stop times. |
| Memory Protection | Data retention > 20 years backup without power. |
| Sampling Rates | User-selectable (in intervals of 10 seconds) from once every 10 seconds to once a day. Note: 10-year battery life is specified at 1 minute sample rate. Shorter sample intervals will affect battery life. |
Channel Configuration & Recording Span
| Model Number | Channel Types |
|||
CH1 |
CH2 |
CH3 |
CH4 |
|
| 2000-3CR | Temperature |
Relative Humidity |
Current 4 to 20 mA |
|
| 2000-35R | Temperature |
Relative Humidity |
Voltage 0 to 5 VDC |
|
| 2000-3AR | Temperature |
Relative Humidity |
Voltage 0 to 10 VDC |
|
| 2000-4BR | Temperature |
Relative Humidity |
Boolean |
Boolean |
Sample Interval |
||||
| 10 seconds |
14.1 days |
7.1 days |
4.7 days |
3.5 days |
1 Minute |
2.8 months |
1.4 months |
23.8 days |
21.2 days |
5 Minutes |
1.2 years |
7.1 months |
4.7 months |
3.5 months |
15 Minutes |
3.5 years |
1.7 months |
1.2 years |
10.6 months |
1 hour |
13.9 years |
7.0 years |
4.6 years |
3.5 years |
Current Loop & Voltage Inputs
Input Type |
Current Loop |
Analog Voltage |
Available Ranges |
0 to 22mA |
0 to 5VDC, 0 to 10VDC |
Resolution |
5.5μA |
0.025%F.S. |
| Accuracy | ±0.15% at +25°C (+77°F) |
±0.15% at +25°C (+77°F) |
Input Impedances |
>1MOhms |
|
Isolation |
One common for logger |
One common for logger |
Overload Protection |
40 mA max. (reverse-polarity protected) |
±24 VDC max. (reverse-polarity protected) |
*Temperature channel must be enabled when the RH channel is enabled. **Termination resistance plus approximately 0.4 volt drop through a protection diode.
For more information on our humidity recorders and other solutions for measuring relative humidity, please contact us.
