Tonghui TH2523/A - Page 83

TH2523 Operation Manual Ver1.0
78
effective.
20
/PLO
The main parameter is lower: the low bin
comparison result output signal is
effective.
21
/PIN
The main parameter PASS: the low bin
comparison result output signal is
effective.
22
/SHI
The secondary parameter is higher: the
low bin comparison result output signal
is effective.
23
/SIN
The secondary parameter PASS: the low
bin comparison result output signal is
effective.
24
/SLO
The secondary parameter is lower: the
low bin comparison result output signal
is effective.
25
/KEYLOCK
When this single is effective, the keys in
the front panel are locked. Low signal is
effective.
26
NC
Null pin.
27, 28
EXTV1
External power supply 1, the voltage
range: +5V~+30V. EXTV2 and EXTV1
are external power supply. When using
external power supply, they must be
connected to the external power supply
together, not just one of them.
29
NC
Null pin.
30
/INDEX
When AD data is conversing, the low
signal output is effective.
31
/EOM
When the test finishes, this low signal
output is effective.
32,33
COM2
The reference ground for external power
EXTV2.
34~36
COM1
The reference ground for external power