3.2.2 RS-485 Connection

Note:

Solinst only supplies the Connector Cables which connect to the Solinst AquaVent SPX Wellhead. The customer must supply all wiring to connect to the MODBUS equipment, and must ensure correct pin-to-pin connection with the Connector Cables according to the pin-out diagrams provided.

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Figure 3-6 Solinst AquaVent RS-485 Modbus Connector Cable

 

Two-wire MODBUS over RS-485 Connector Cable is equipped with a male DE-9 connector. The other end of the Connector Cable connects to the 12-Pin connection on the SPX Wellhead.

solinst aquavent aquavent modbus aquavent modbus user guide modbus pressure transducers aquavent modbus rs485 connection solinst aquavent modbus rs485 connection aquavent rs485 solinst aquavent rs485 aquavent rs485 connector cable solinst aquavent rs485 connector cable image

 

Shell: Cable Shield Drain
1: Circuit Ground
2: (+) Power to Wellhead
3: N.C.
4: N.C.
5: RS-485 B/B'/Z/+, MODBUS D1
6: N.C. 7: N.C. 8: N.C. 9: RS-485 A/A'/Y/-, MODBUS D0

Figure 3-7 RS-485 Male DE-9 Connector (front view)

Note:

The AquaVent uses 2-wire Modbus. for 4-wire equipment, connect customer wires as labelled.

 

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Figure 3-8 RS-485 Wiring Overview