Contents
OPTIONS ...
GENERAL FUNCTIONS
Acoustic signal when measuring...................
27
Acoustic signal when limits are exceeded.....
27
D
ATE AND TIME ....................................................28
UNITS ..................................................................28
CALCULATION (calculated values) ........................28
HUMIDITY CALIBRATION
Calibration .....................................................
28
Adjustment ....................................................
28
PASSWORD...........................................................29
S
AVING THE PROGRAM ..............................................29
O
PENING THE PROGRAM ............................................29
S
TART/STOP.............................................................29
Warranty.......................................................................30
Ordering data...............................................................31
testo worldwide
3
Contents
Important information...................................................4
Description ....................................................................5
Connection instructions...................................................7
Technical data.................................................................8
Requirements ..............................................................12
Making backup copies................................................12
On the job...
Installation ..............................................................
12
Programming the logger (Application information) .
13
Reading the memory (Application information) ......
15
Error messages ......................................................
16
Humidity calibration ................................................
17
Adjustment .............................................................
19
Changing batteries - Battery life .............................
20
Description of the “Testo 171 V.3.1” dialog box
L
OGGER TYPE and SERIAL NUMBER ............................22
MAIN INFORMATION ....................................................22
PROBE CONFIGURATION .............................................23
C
HANNELS............................................................23
PROBES
...............................................................23
UPPER/LOWER LIMIT VALUE ....................................23
NAME
..................................................................24
M
EASURING PROGRAM
START .................................................................24
WRAP
-AROUND MEMORY ........................................25
M
EASURING RATE..................................................25
N
AME
..................................................................25
I
NFO
Number of readings ....................................
25
Battery life ...................................................
25
P
ROGRAMMING THE LOGGERS.....................................26
READ OUT MEMORY ...................................................26
ONLINE MEASUREMENT ..............................................27
2
According to the conformity certificate, the
instruments fulfill 89 / 336 / EWG guidelines.