Tonghui TH2840 Series - Page 215

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Table 10-13 Signal assignment table of transformer scan pins (Trans Handler):
Pin
Signal
Signal direction
Description
1
2
3
4
5
6
7
8
9
NS1
NS 2
NS 3
NS 4
NS 5
NS 6
NS 7
NS 8
NS 9
Output
Sorting signal line:
All NS outputs are collector outputs and
have different definitions in different sorting
modes.
10
TEST
Output
End Of Measurement：when the test data and
the compared result are effective, this signal
is effective.
11
12
13
+5V
Output
The internal power +5V: to use the internal
power is not recommended. If you use the
internal power, please ensure that the current
is lower than 0.3A and the signal line is far
from the disturbance source.
14
15
16
17
GND
Output
18
24V-
Output
Cathode of cylinder power supply
19
EXT_GND
Input
The reference ground for external power
EXT_VCC
20
24V+
Output
Anode of cylinder power supply
21
EXT_VCC
Input
External DC voltage :
The DC provider pin for the optoelectronic
coupling signal (NS1-NS30,/PASS,
/FAIL,TEST)
22
EXT_RESET
Input
Reset signal
23
EXT_START
Input
External trigger signal
24
FAIL
Output
25
PASS
Output