Milesight UC50 Series, Руководство пользователя

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6
Power Interface (UC501):
Pin Description
1 VCC(5-24V)
2 GND
2.3 Internal Interfaces
DIP Switch:
Interface DIP Switch
Power Output
12V: 1 on 2 off 3 off
9V: 1 off 2 on 3 off
5V: 1 of 2 off 3 on
Analog Input
4-20mA ADC: 1 off 2 on 3 on
0-10V ADC: 1 on 2 off 3 off
RS485
Add 120 Ω resistor between A and B: 1 on 2 off 3 off
Add 1k Ω pull-up resistor on A: 1 off 2 on 3 off
Add 1k Ω pull-down resistor on B: 1 of 2 off 3 on
Note:
1) Analog inputs are set to 4-20mA by default, power outputs are set to 12V by default.
2) Power output on interface 1 is used for powering serial port devices, power output on
interface 2 is used for powering analog devices.