NAME¶

pi500_vfd - Powtran PI500 Modbus driver

SYNOPSIS¶

pi500_vfd

PINS¶

pi500-vfd.N.commanded-frequency float in

Frequency of vfd

pi500-vfd.N.run bit in

run the vfd

pi500-vfd.N.enable bit in

1 to enable the vfd. 0 will remote trip the vfd, thereby disabling it.

pi500-vfd.N.is-running bit out

1 when running

pi500-vfd.N.is-at-speed bit out

1 when running at assigned frequency

pi500-vfd.N.is-ready bit out

1 when vfd is ready to run

pi500-vfd.N.is-alarm bit out

1 when vfd alarm is set

pi500-vfd.N.motor-current float out

Output current in amps

pi500-vfd.N.heatsink-temp float out

Temperature of drive heatsink

pi500-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¶

pi500-vfd.N.mbslaveaddr u32 rw

Modbus slave address

LICENSE¶

GPLv2 or greater