IR047 Electronic Voltage & Frequency Regulator
rev.ind. 03
page 10 / 15
REMOTE BOARD DB9 CONNECTION
WARNING!: To prevent possible damage, using REMOTE CONTROL is
always necessary connect GROUND BOLT.
WARNING!: During REMOTE CONTROL situation, please turn the frontal knob in the
minimum output voltage level.
Verify the frontal knob voltage setting is always recommended!.
When “remote enable” is disabled, the output voltage comes back immediately to level
setting by frontal knob.
(3) 0-10Vdc input
enable
(8) 0-10V input
(5) GND
(6)
(9)
(4) GND
REMOTE VOLTAGE
ENABLE
Caution: when 0-10Vdc
external input is enabled,
the frontal panel yellow
led is ON
REMOTE FREQUENCY
CONTROL
(open = 50Hz
Closed = 60Hz)
Caution: remote
frequency control is
enabled if frontal
frequency switch is in
50Hz position
(1)
(7)
REMOTE VOLTAGE
CONTROL
0Vdc = 0Vac output
10Vdc = 270Vac output
REMOTE ON-OFF
CONTROL
Caution: remote ON-OFF
control is enabled if frontal
ON-OFF switch is in OFF
position
