Particle Monitor One Manual page 12

I/O CARD DETAILS
Label Details
2
3
4
5
6
8
9
10
11
12
13
14
16
17
18
19
20
The M12 4-pin bulkhead connector has flying leads that are connected to the screw terminals (18)
as follows:
| M12 Pin | Color | Card | | :---: | :---: | :--- | :---: | | 1 | Red | INPUT | | 2 | Green | COM | | 3 | Black | GND | | 4
| Blue | NO |
CUSTOMIZING THE I/O CARD
1 Prototyping area
Power LED (LED1)
RESET and MODE buttons
QWIIC (I2C) connector
RS-485 120 ohm termination resistor enable (JP3)
RS-485 pull-up resistor (JP4)
RS-485 pill-down resistor (JP5)
CAN_5V LED (LED3)
Relay energized LED (LED2)
CAN termination resistor enable (JP9)
CAN termination capacitor enable (JP10)
Slow-signal input (12-24V) powered (LED4)
M12 8-pin solder jumpers, location for prototyping wires
Connector to M12 8-pin
Slow-signal input (12-24V) and GND
Relay COM and NO (normally open)
Access to expansion card signals
Access to expansion card signals