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Signal and power supply wiring – Vaisala PTB330 User Manual

Page 30

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USER'S GUIDE____________________________________________________________________

28 __________________________________________________________________ M210855EN-D

Signal and Power Supply Wiring

When wiring the power supply module, see section AC Power Supply
Module on page 32.

Figure 17

Screw Terminal Block on Motherboard

Numbers refer to Figure 17 above:

1

= Power control (0VDC = OFF, 5VDC = ON, if feature enabled)

2

= User port (RS-232 terminals)

3

= Power supply terminals 10 ... 36 V DC

4

= Test terminal (not connected, not used in PTB330)

5

= Probe cable shield (not used in PTB330)

6

= Probe bus (not used in PTB330)

7

= Probe power (not used in PTB330)

WARNING

Make sure that you connect only de-energized wires.

See also other documents in the category Vaisala Tools: