Vaisala WXT530 Series - Checking Current Communication Settings (aXU)

Table 10 RS-485 Wiring
Internal Wiring External Wiring
Pin # Internal
C
onnec
tor Pin
Internal Connector Pin
function for RS-485
Internal Wiring
for RS-485
M12
Pin
External Wiring
for RS-485
1 VIN+ Vin + (Operating) Brown 2 Brown
2 VIN- Vin- (Operating GND) Red 8 Red
3 RX- Data- Loop with Blue
4 RX+ Data+ Loop with Gray
5 TX- Data- Blue 7 Blue
6 TX+ Data+ Gray 5 Gray
7 RXD White 1 White
8 SGND Communication ground
(
GND
)
Green 3 Green
9 HTG+ Vh+ (Heating) Yellow 4 Yellow
10 HTG- Vh- (Heating) Pink 6 Pink
Shield
Table 11 SDI-12 Wiring
Internal Wiring External Wiring
Pin # Internal
C
onnec
tor Pin
Internal Connector Pin
function for SDI-12
Internal Wiring
for SDI-12
M12
Pin
External Wiring
for SDI-12
1 VIN+ Vin+ (Operating) Brown 2 Brown
2 VIN- Vin- (Operating GND) Red 8 Red
3 RX-
4 RX+
5 TX- Data in/out (Tx) Blue 7 Blue
6 TX+ Gray 5 Gray
7 RXD Data in/out (Rx) White 1 White
8 SGND Communication ground
(
GND
)
Green 3 Green
9 HTG+ Vh+ (Heating) Yellow 4 Yellow
10 HTG- Vh- (Heating) Pink 6 Pink
Shield
WXT530 Series User Guide M211840EN-D
62
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