Observator Instruments OMC-183-ML - OMC-160 Wind Sensor Connection; OMC-116 Wind Sensor Connection

OMC-183-ML Manual Page 8
2.2. OMC-160 Wind sensors (NMEA)
The Cup & Vane wind sensor got a standardized RS-422 output with NMEA protocol.
2 sensors can be connected.
OMC-183-ML
OMC-160
Sensor
1
2
GND [SUP]
9
13
1
Power GND
SUPPLY
10
14
2
Power 12-24V
NMEA1_IN_A
11
15
10
RS422 - out
NMEA1_IN_B
12
16
9
RS422 + out
Recommended cable: shielded 2x2x0,75mm2 twisted pair
OMC-160: NO Jumper on 13 -14
The optional heater will require a separate power supply.
Refer to OMC-160 manual.
2.3. OMC-116 Wind sensors (NMEA)
The Ultrasonic wind sensor got a standardized RS-422 output with NMEA protocol.
2 sensors can be connected.
OMC-183-ML
OMC-116
Sensor
1
2
GND [SUP]
9
13
1
Power GND
SUPPLY
10
14
2
Power 12-24V
NMEA1_IN_A
11
15
4
NMEA 0183 A
NMEA1_IN_B
12
16
3
NMEA 0183 B
Recommended cable: shielded 2x2x0,75mm2 twisted pair