ROTRONIC HygroLog HL-NT - Manual (Page 33)

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 33 of 48
Document title
© 2009-2012; Rotronic AG IN-E-HL-NT-V2_12
8.3 Display modes
The display shows the measurement data for one input at a time. Values shown on the display
are updated according a refresh interval that can be set with the HW4 software. Use the UP or
the DOWN arrow key to switch between inputs. Two different modes are available to display the
measurement data. Use the ENTER key to toggle between the two modes:
● Display Mode 1:
Measured value 1 (usually relative humidity
Measured value 2 (usually temperature)
Date and time
Probe / input description (as entered with HW4 when configuring the HygroLog HL-NT)
Note: the bottom line of the display remains empty if no description was entered for the probe
input.
● Display Mode 2:
Measured value 1 (usually relative humidity)
Measured value 2 (usually temperature)
Calculated parameter (as selected with HW4 when configuring the HygroLog HL-NT)
Note: in this mode, the last line of the display shows the symbols --.- when no calculated
parameter was selected with HW4.
In both modes, a trend indicator appears to the left of each measured value when the trend
function is enabled. See Software Functions, Trend Indicators.
8.4 Settings and functions accessible from the Keypad
Note: access to the following functions can be prevented by disabling the MENU key when
configuring the HygroLog HL-NT with the HW4 software.
The following settings can be entered / programmed from either the Keypad or with the HW4
software:
● Display mode: measured and calculated values or measured values, date, time and probe /
input description
● Unit System (metric or English) - configuring some English units such as pressure requires
HW4
● Trend indicators on / off
● Symbol used for humidity
● Contrast of the LC display
● Decimal resolution of the display
● Date
● Time
● Enable / disable optional Bluetooth transceiver
● Cancel alarm (works only when the latching mode is enabled)