Tonghui TH2840 Series - Page 217

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GND_EXT.
The electrical characteristics of the DC isolated output are divided into two types, see Table 10-14.
The output circuit configuration of the test result output signal is shown in Figure 10-11, and the
output circuit configuration of the control output signal is shown in Figure 10-12.
Table 10-14 DC isolation output electrical characteristics
The output signal
The output rated
voltage
The maximum
current
The reference ground for the
circuit
LOW
HIGH
Compared
signal
/NS1 - /NS30
/PASS
/FAIL
≤0.5V
+5V--+24V
50mA
Internal pull-up voltage:
TH2840 GND
External voltage: GND_EXT
Control signal
/TEST
≤0.5V
+5V--+24V
50mA
Internal pull-up voltage :
TH2840 GND
External voltage: GND_EXT