LED and button functions
In all modes:
The alarm led (red LED) flashes 3 times every 15 seconds if the
remaining battery capacity is less than 10% (even if the alarm led is
deactivated *).
The
button does not have any function in the data loggers without
display.
Wait mode and Key start start criterion programmed:
The status led (green LED) flashes five times if the
GO button is kept
pressed for approx. 3 seconds (even if the Status led is deactivated *).
It is confirmation that the measuring program was started and that the
data logger is now in the
Record mode.
Rec mode:
The Alarm led flashes once every 15 s if alarm values been exceeded
(only if the Alarm led is activated *).
The Status led flashes once every 15 s (only if the Status led is
activated *).
It is confirmation that the measuring program is running.
The Status led flashes five times if the
GO button is kept pressed for
approx. 3 s (even if the Status led is deactivated *).
It is confirmation that a time mark** has been set.
* The Status/Alarm leds are activated/deactivated via
testo ComSoft
.
** Please refer to the Instruction Manual for an explanation of time mark.
testo 177-T1
Short Instruction Manual
Safety instructions
Please read through the following safety instructions carefully:
Never use the instrument and external probes to measure on or near
live parts if the instrument is not expressly approved for current and
voltage measurement
The instrument should only be operated within the parameters
specified in the Technical data.
Please handle the logger with care.
The instrument should only be opened if expressly described in the
instruction manual for maintenance purposes.
Force should never be applied.
Please dispose of spent batteries responsibly.
You can return the instrument directly to us at the end of its service
life. We will dispose of it responsibly.
Warranty
2 years
Please note the following
Standards
This short instruction manual is intended as an additional aid on site. If
you wish to operate or program the data logger, please read the
instruction manual included with the software set and the interface.
This product meets guidelines in accordance to EN 12830.
In accordance with EN 12830, please ensure that a regular check in accordance
with EN 13486 (recommendation: once a year) is carried out on this instrument.
Technical data
Parameter..................................................................Temperature (°C/°F)
Sensor ................................................................................................NTC
Number of measuring channels............................................1 x internal
Measuring range ................................................................-40 to +70 °C
Accuracy ........................................................±0.4 °C (-25 °C to +70 °C)
......................................................................±0.8 °C (-40 °C to -25.1 °C)
........................................................................................................±1 digit
Resolution ......................................................................................0.1 °C
Measuring rate ............................................2s to 24h (freely selectable)
Adaption time t
90
(internal)....................
Approx. 30 min. at wind speed 1m/s
Storage temperature ..........................................................-40 to +85 °C
Operating temperature ......................................................-40 to +70 °C
Memory capacity ............................................................48,000 readings
Protection class ..............................................................................IP 68
Housing ......................................................................................ABS/TPE
Dimensions in mm (lxwxh) ................................................103 x 64 x 33
Weight................................................................................................111g
Battery ................................................................................Lithium (1 AA)
Battery life ....................................Typical: 5 years
(Measuring rate:15 min.,
(Operating temperature: -10 to +50°C,Display: On, Status led (green LED): Off)
The conformity certificate confirms that this product meets the
guidelines in accordance with 89/336/EEC.
