Anemoment LLC
20
Data Logger 422 User Manual
GPS – GPS Serial Connector
The GPS connector (J9) is where the user connects a serial GPS receiver that is shown as the fifth
instrument in the data stream of the DL422.
NOTE:
Pin 1 is on the
right
as viewed in Figure 8.
Table 9: GPS Serial Connector Pin Descriptions
Pin Name Signal Name
Description
1
V_Out
Voltage output of 5V. (Jumper Configurable to 3.3V)
2
GND
Ground
3
TX
Serial Data Transmit Output 3.3V UART Voltage levels.
4
RX
Serial Data Receive Input 3.3V UART Voltage levels.
5
I2C SCL
I2C Clock
6
I2C SDA
I2C Data
RFD900 - Radio Connector
The Radio connector is (J12) intended to connect to an off-the-shelf appropriately certified and
licensed data radio for transmitting real time data out of the DL422.
NOTE:
Pin 1 is on the
right
as viewed in Figure 8.
Table 10: Radio Connector Pin Descriptions
Pin Name Signal Name
Description
1
V_Out
Voltage output of 5V. (Jumper Configurable to 3.3V)
2
GND
Ground
3
TX
Serial Data Transmit Output 3.3V UART Voltage levels.
4
RX
Serial Data Receive Input 3.3V UART Voltage levels.
5
I2C SCL
I2C Clock
6
I2C SDA
I2C Data
AD1 - Analog 1 and Digital 1 Input Connector
The Analog 1 and Digital 1 Connector (J1) is where the user connects the analog and digital channel
1 signals to the DL422.
The JST brand GHR-04V-S in-line snap connector mates with this connector.
NOTE:
Pin 1 is on the
top
as viewed in Figure 8.
Table 11: Analog 1 and Digital 1 Connector Pin Descriptions
Pin Name Signal Name
Description
1
V_Out
Voltage output of 5V. (Jumper Configurable to 3.3V)
2
GND
Ground
3
ANALOG 1
Analog Input #1. This signal accepts voltage inputs of 0V to 6V.
4
Digital 1
Digital Input #1. This signal accepts voltage of 0V to 3.3V.