ROTRONIC HygroLog HL-NT - Manual (Page 44)

IN-E-HL-NT-V2_12
Rotronic AG
Bassersdorf, Switzerland
Document code Unit
HygroLog HL-NT data logger:
instruction manual Instruction Manual
Document Type
Page 44 of 48
Document title
© 2009-2012; Rotronic AG IN-E-HL-NT-V2_12
14. Specifications
Model HygroLog HL-NT2 HygroLog HL-NT3
Internal Humidity /
Temperature probe Plug-in ROTRONIC HC2-S
Operating limits
electronics
Humidity 0…100 %RH
Temperature - 30…70 °C (-22…158°F) / -10…60 °C (14…140°F) with display
Operating limits battery
Alkaline battery - 10…+50 °C (14…122°F)
Lithium battery - 30…+70 °C (-22….158°F)
Measuring range
Internal probe 0…100 %RH, same temperature limits as logger
External probes See probe specifications
HygroClip 2 probes are available for temperatures
within the range of -10
0…200°C / -148…392°F
Accuracy at 23°C See probe specifications
Interface
Logger UART
Docking station RS-232 or USB or Ethernet (wired or wireless) / RS-485
Serial interface
(RS-232 / RS-485) Baud rate : 19200 or 57600
Data bits : 8
Stop bits : 1
Parity : none
Internal Power supply 9V battery ≥500 mAh
External power supply Via docking station (allows use of a rechargeable battery)
Battery lifetime > 1 year - w/o display, 1 probe, 15 min. log interval
Optional Display Graphic LC display with backlight
Event logging Practically unlimited number of events such as configuration
changes, alarm, etc.
Internal Menu Simplified functions, viewing of logged data
Internal probe adjustment N/A Direct from internal menu
External probe adjustment Direct from internal menu (HygroClip probes only)
Probe inputs- Logger One HygroClip 2 probe Up to 3 HygroClip 2 probes
Probe inputs - Docking
station Up to 4 probes (HygroClip 2 probes, analog probes or RTD probes
(Pt100) and 2 digital signals (depends on model)
Plug-in Memory Card Compact flash memory card (16 MB standard - up to 1 GB)