VRT200
VRT200
STEP
PRESS
EFFECT
PRESS
NOTES
1
Programming start
Keep pressing for 5 seconds until the ON PRG
LED switches ON.
2
Programming
“%In”
Set the maximum current variation allowed as a
percentage (5-10-20-30%) of the In. rated value.
Default 5%
3
Going to the
"d.start"
programming
step
Start delay: fan start time during which no
alarm is generated
4
Selection of the time in
seconds
"d.start"
Select the desired time (5-10-20-
30 sec.)
Default 5
5
Going to the
"d.trip"
programming
step
Trip delay: time during which the
alarm persists, necessary for signalling
6
Selection of the time in seconds
“d.trip”
Select the desired time (5-10-20-
30 sec.)
Default 5
7
VRT200
Going to the
“OVERTEMP-AUX
STOP”
programming step
By enabling this function it is possible to connect
a PTC (or series of PTCs) to control the motor
temperature. AUX1 for the M1 line
and AUX2 for the M2 line
8
VRT200
Enabling or disabling
PTC
inputs.
LEDS
▲
ON: PTCs enabled
LEDs
▼
ON: PTC disabled
N.B.: if the PTC sensors are not
connected, the function must be disabled.
Default disabled
9
Motor start
for automatic calibration CAL LED
ON
To perform the "automatic calibration" all motors
must be connected as per final configuration.
At the START the motors are
switched ON for 60 seconds, the
CAL LED flashes and LEDs 0-5-10-
20-30 light up in sequence.
When the calibration is completed, the
control unit resets and goes
into REMOTE mode
N.B.: any connection or programming errors might cause fan malfunctions.
ATTENTION:
We recommend you check the control unit before starting the device.
The default parameters set by TECSYSTEM might not suit your requirements.
Programming the device is the end user’s responsibility: the set alarm thresholds and the enabled
functions described in this manual must be checked (by a specialized technician) referring them to the
application and system characteristics on which the control unit is installed.
PROGRAMMING
11
Summary of Contents for VRT200
Page 11: ......
