UIM02C

(1) Communications port (2) Dry contact output ports (3) Dry contact input ports (4) Sensor ports
Port Description
Port Type | Silk Screen | Remarks |
Sensor ports | TEM-HUM | Ambient temperature and humidity sensor |
WATER | Water sensor | |
TEMP1 | Temperature sensor 1 | |
TEMP2 | Temperature sensor 2 | |
GATE | Door status sensor | |
SMOKE | Smoke sensor | |
BTEMP | Battery temperature sensor | |
Dry contact input ports | DIN1 | Dry contact input 1 |
DIN2 | Dry contact input 2 | |
DIN3 | Dry contact input 3 | |
DIN4 | Dry contact input 4 | |
DIN5 | Dry contact input 5 | |
DIN6 | Dry contact input 6 | |
Dry contact output ports | ALM1 | Dry contact output 1 |
ALM2 | Dry contact output 2 | |
ALM3 | Dry contact output 3 | |
ALM4 | Dry contact output 4 | |
ALM5 | Dry contact output 5 | |
ALM6 | Dry contact output 6 | |
ALM7 | Dry contact output 7 | |
ALM8 | Dry contact output 8 | |
Communications port | COM | RS485 |
Communications Port
Communications Port | Communications Parameter | Communications Protocol | Purpose |
COM | Baud rate: 1200 bit/s, 2400 bit/s, 4800 bit/s, 9600 bit/s, 14400 bit/s, 19200 bit/s, 115200 bit/s | Master/slave, Modbus and YDN1363 protocols | Connects to a downstream device, such as the intelligent battery detector or intelligent air conditioner. |
NOTE The COM port is protected by a security mechanism. | |||
Pins in the COM port
COM port pin definitions
Pin | Signal | Remarks |
1 | RX+ | Receives data over RS485. |
2 | RX- | |
4 | TX+ | Transmits data over RS485. |
5 | TX- | |
6 | PGND | Protective ground |
3, 7, 8 | NA | - |
Sensor Ports
Pins in sensor ports

UIM02C pin definitions
Silk Screen | No. | Pins |
TEM-HUM | 1 | 12 V |
2 | ENV_TEMP | |
3 | 12 V | |
4 | ENV_HUM | |
WATER | 1 | 12 V |
2 | WATER | |
3 | GND | |
4 | - | |
TEMP1 | 1 | GND |
2 | TEMP1 | |
TEMP2 | 1 | GND |
2 | TEMP2 | |
GATE | 1 | GATE+ |
2 | GATE- | |
SMOKE | 1 | SMOKE |
2 | 12 V | |
BTEMP | 1 | GND |
2 | BTEMP |
That's what I shared, thanks for reading.
