WJ200_VFD(1)

NAME
wj200_vfd - Hitachi wj200 modbus driver

SYNOPSIS

wj200_vfd

PINS

wj200-vfd.N.commanded-frequency float in
    Frequency of vfd (scaled to RPM)

wj200-vfd.N.motor-frequency float out
    Motor’s actual frequency (scaled to RPM)

wj200-vfd.N.motor-reverse bit out
    1 when actually turning in reverse

wj200-vfd.N.reverse bit in
    1 when reverse 0 when forward

wj200-vfd.N.run bit in
    run the vfd

wj200-vfd.N.enable bit in
    1 to enable the vfd. 0 will remote trip the vfd, thereby disabling it.

wj200-vfd.N.is-running bit out
    1 when running

wj200-vfd.N.is-at-speed bit out
    1 when running at assigned frequency

wj200-vfd.N.is-stopped bit out
    1 when stopped

wj200-vfd.N.is-ready bit out
    1 when vfd is ready to run

wj200-vfd.N.is-alarm bit out
    1 when vfd alarm is set

wj200-vfd.N.motor-current float out
    Output current in amps

wj200-vfd.N.heatsink-temp float out
    Temperature of drive heatsink

wj200-vfd.N.watchdog-out bit out
    Alternates between 1 and 0 after every update cycle. Feed into a watchdog component to ensure vfd driver is communicating with the vfd properly.

PARAMETERS

wj200-vfd.N.mbslaveaddr u32 rw
    Modbus slave address

wj200-vfd.N.frequency-scale float rw (default: 1)
    RPM / frequency, default 1

LICENSE

GPLv2 or greater