Vaisala MMT330 - Manual (Page 38)

User's Guide _______________________________________________________________________
36 ___________________________________________________________________ M210733EN-G
Signal and Power Supply Wiring
When connecting transmitter with 8-pin connector, see section 8-Pin
Connector on page 65. When wiring the power supply module, see
section Power Supply Module on page 48.
0506-028
Figure 18 Screw Terminal Block on Motherboard
The following numbers refer to Figure 18 above:
1 = Power supply terminals 10 ... 35 VDC, 24 VAC
2 = User port (RS-232 terminals)
3 = Analog signal terminals
WARNING Make sure that you connect only de-energized wires.