Property | Description/Value |
---|---|
Operating range | −40 ... +85 °C (−40 ... +185 °F) and 0 ... 100 %RH (non-condensing) |
Interfaces |
RS-232 serial USB Wifi module Ethernet and Power over Ethernet (vNet) |
Weight | 76 g (2.7 oz) |
Size | 85 × 59 × 26 mm (3.4 × 2.3 × 1 in) |
Mounting | 3M Dual Lock™ fasteners |
PC software |
Graphing & Reporting Software vLog SP for SP-series vLog VL for VL-series viewLinc for continuous monitoring & alarming OPC Server to add on to existing OPC compatible monitoring systems |
Internal clock |
Accuracy ±1 min/month at −25 ... +70 °C (−13 ... +158 °F) |
Electromagnetic compatibility |
FCC Part 15 and CE EN 50581:2012 EN 55032:2012/AC:2013 Class B EN 61326-1:2013 |
RoHS compliance | 2011/65/EU |
Power source |
Internal 10-year lithium battery (Battery life specified with sample interval of 1 min or longer) |
Property | Description/Value |
---|---|
Memory type | Non-volatile EEPROM |
Data sample capacity | 120 000 12-bit samples |
Memory modes | User-selectable wrap (FIFO) or stop when memory is full. User-selectable start and stop times. |
Sampling rates | User-selectable from once every 10 seconds to once a day. (Battery life specified with sample interval of 1 min or longer) |
Recording span | Recording span depends upon sample interval selected and number of channels enabled. Please see table above. |
Sample interval | Number of channels | |||
---|---|---|---|---|
1 | 2 | 3 | 4 | |
10 seconds | 13.8 days | 6.9 days | 4.6 days | 3.4 days |
1 minute | 2.7 months | 1.3 months | 27.7 days | 20.8 days |
5 minutes | 1.1 years | 6.9 months | 4.6 months | 3.4 months |
15 minutes | 3.4 years | 1.7 years | 1.1 years | 10.4 months |
1 hour | 13.6 years | 6.8 years | 4.5 years | 3.4 years |
Input type | Current loop | Analog voltage |
---|---|---|
Available ranges | 0 ... 20mA |
0 ... 5 V DC |
Resolution | 5.5 μA | 0.025 % F.S. |
Accuracy | ±0.15 % F.S. at +25 °C (+77 °F) | ±0.15 % F.S. at +25 °C (+77 °F) |
Input impedances | 75 Ω | > 1 MΩ |
Isolation | One common per logger | One common per logger |
Overload protection | 40 mA max. (reverse-polarity protected) | ±24 V DC max. (reverse-polarity protected) |