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The Rotronic HygroLog HL-NT2 has a measuring range of 0 to 100%RH and -100 to 200°C /-148 to 392°F with external probe.
The HL-NT2 is able to monitor up to 7 probes as well as up to two external on/off contacts and can be utilized with any of the HygroClip 2 probes. The HygroLog HL-NT2 data logger when used with the validated ROTRONIC HW4 software complies with FDA 21 CFR part 11 in regards to electronic data records and electronic signatures (ERES). The HW4 software can show the data from a few data loggers on various PCs and can centrally record on one of the PCs the measurement data from several loggers.
Probes for HygroLog HL-NT
| Logger | HygroLog HL-NT2 | HygroLog HL-NT3 |
| Humidity / Temperature sensor | ROTRONIC HygroClip2 series | |
| Probe inputs in the HygroLog | 1 | 3 |
| Probe inputs in the docking station | 4 | |
| Electronics operating range | ||
| Humidity | 0…100 %rh | |
| Temperature | -30…70 °C, with display -10…60 °C | |
| Operating range | ||
| With alkaline battery: | -10…50 °C (standard battery) | |
| With lithium battery: | -30…70 °C | |
| Measurement range | Depends on probe, max. -100…200 °C | |
| Accuracy at 23°C with integrated HC2-S standard probe | Max. ±1.5 %rh / 0.2 K with SCS certificate | |
| Probes | HygroClip2 & Pt100 probes (docking station) | |
| Data saving interval | 5 seconds to 24 hours | |
| Memory mode | Start/Stop/Continuous/Text with timestamp | |
| Alarm indicators | Visual indicators (LED, two-coloured) and beeper | |
| Logger dimensions | 156 x 109 x 42 mm | |
| Housing material | ABS | |
| Probe protection | Protective cap and probe-specific filter | |
| Power supply (recommended) | 9 V battery 500 mAh or externally via docking station | |
| Battery life | > 1 year (with 1 HygroClip2 probe, 15 min. data saving interval, without display) | |
| Display (optional) | LCD full graphic display | |
| Logger weight | Approx. 300 g | |
| Data storage | ||
| Storage medium | 32 MB Flash Card (up to 1 GB possible) | |
| Storage capacity in text mode | With 32 MB Flash Card 800.000 data points | |
| Storage capacity in protected mode | With 32 MB Flash Card 1.504.000 data points | |
| Functions | ||
| Event logging | All user actions, alarms, programming | |
| Audit trail | Full FDA CFR 21 Part 11 / GAMP4 compliance | |
| Adjustment | Probe adjustment in instrument possible | |
| Access to instrument (PC) | Via docking station | |
| Docking stations | ||
| Connections | AC adapter, RS232, RS485, USB via docking station (depending on model) | |
| IP protection / Anti-theft device | IP65 / Integrated in docking station | |
| Abmessungen und Gewicht | 113 x 70 x 39 mm, ca. 175 g / NT-Desk 145 x 140 x 125 mm, ca. 350 g | |
| System requirements HW4 (minimum requirements) | Processor | Pentium 1 GHz |
| RAM | 512 MB | |
| Monitor | SVGA, 1027 x 768, 256 colours, 96 DPI | |
| Harddisk | HW4: 50 MB/ NET2: 280 MB | |
| Operating system | Windows XP Service Pack 2, Windows 2000 Service Pack 3, Windows Server 2003, Windows Vista | |
| Software | Standard: HW4-E / Professional: HW4-P | |
Dimensions
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