TESTO 6448 Instruction Manual page 25

Compressed air counter probe
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2 x switching outputs
Both of the available OUT1and
PNP signal output (pulse).
Pin assignment on the instrument
Five-wire pin assignment (accessory)
If the optional connecting cable for electrical isolation is used
(Connecting cable, page 16), then the following assignments
apply.
Wire colour
Brown
Pink
White
Green
Black
The potential-free pulse output
cable as follows:
Line type
Length
Switching capacity
Max. switching voltage
Min. switching voltage
Switch contact
resistance
Insulation voltage
Protected against
polarity reversal
OUT2
outputs are each used as a
Assignment
+L (19 to 30 V DC) sensor supply
+ potential-free pulse output
(collector) OUT1
- potential-free pulse output (emitter)
OUT1
OUT2
0 V DC (GND)
OUT1
is specified for this connecting
LiYCY
5 m
500 mA
36 V
5 V
0.21 Ohm
5.3 kV
Yes
4 Initial operation
25

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