www.sentera.eu
MIW-EVS-DM-EN-000 - 14 / 03 / 2016
11 - 16
OPERATING INSTRUCTIONS
OPERATION MODES
In Modbus mode
you control the parameters: Umax, Umin, Kick start / Soft start,
Off level enable / disable and Off level value through Modbus registers.
In Standalone mode
you control the parameters: Umax, Umin, Kick start / Soft start,
Off level enable / disable and Off level value by means of the hardware settings (DIP
switch, trimmers, jumpers).
In Normal mode
if Off level is disabled, Softstart / Kickstart is executed only once -
after the controller is supplied; otherwise Softstart / Kickstart is executed every
time the controller is switched on.
When
Timer mode
is selected, the controller receives a pulse control signal from the
remote control switch. When Logic mode is selected, the controller receives a pulse
control signal from the Ai input.
In both modes
Timer mode
and
Logic mode
the pulse width is to be more than 30
ms; otherwise the signal is filtered.
FRONT PANEL LED INDICATION
When the green LED on the front cover (
Fig. 10
) gives out a continuous light, the
controller operates in normal mode. When it blinks:
►
the controller operates in remote control mode, or
►
OFF level is enabled and the analogue input signal is below the OFF level value.
Fig. 10 Operation indication
EVS
ELECTRONIC FAN SPEED
POWER MODULE WITH MODBUS RTU