Vaisala HMP260 SERIES Manuale di Servizio Scaricare il pdf (Pagina 102)

HMP260 SERIES

Appendix 4: Digital current loop module HMP260-U017en-1.5

1 INSTALLATION

Switch the transmitter off.

Resistors R2, R3 and R4 between connectors X4 and X5 in the component board in

the cover of the transmitter are removed with side-cutting pliers. The module is plugged

in connectors X4 and X5 on the main board of the HMP 260 transmitter; connector X1

on the module board to connector X4 and connector X2 to connector X5.

Connect the data wires to screw terminal X6 on the main board. Switch the power on.

RX GND TX

RX +

TX +

Current loop

module

X1X2

DATA LO OPS

TX -

RX -

X17

1 2 ... 97 98 99 100 101 102 103 104 105 106 107 ... 117 118

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Vaisala HMP260 SERIES Manuale di Servizio Pagina 102