ROTRONIC HygroLog HL-NT - Manual (Page 28)

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 28 of 48
Document title
© 2009-2012; Rotronic AG IN-E-HL-NT-V2_12
Docking stations with RS-485 port
Docking stations with RS-232 port
5. HW4 software
The HygroLog HL-NT requires a docking station with the appropriate interface to be able to
communicate with a PC with the ROTRONIC HW4 software installed (version 2.3.0 or higher).
Detailed instructions are provided in the HW4 manuals (see Supporting documents at the end of
this manual).
The HW4 instruction manuals are available on the HW4 installation CD and can also be
downloaded from our web site.
5.1 Computer/Operating System Requirements
The following are the minimum values required to install and run HW4 on a computer. It is highly
recommended to exceed these values.
o Processor: Pentium II, 450 MHz
o RAM: 128 MB
o Available hard disk space: 50 MB
o Monitor: SVGA, 1024 x 768, 256 colors
o Ports: one free serial (COM) port or one free USB port or Network Interface Card / Ethernet
LAN with one free port (RJ45 connector)
Pin # RS-232
2 TX
3 RX
5 GND
1 5
6 9
1: 485 (-)
2: 485 (+)
3: GND (see note)
4: DC + (see note)
4
3 2
1
Note: use pins 3 and 4 to power multi-dropped instruments with a single external 12 VDC
power supply with adequate mA rating. Pin 4 and the 12VDC power jack of the docking
station are not connected.