EVCO EVFTFT818P7U Installer manual User Manual
Page 89
EVCO S.p.A.
EVFTFT818 | Installer manual ver. 2.1 | Code 144FTFT818E214
page 89 of 94
Overvoltage category:
integrated control.
Clock:
incorporated (with condenser).
Battery autonomy in the event of a power-cut: 24 h with battery
fully charged.
Battery charging time: 2 min (the battery is charged by the device
power supply).
Signal buzzer and alarm:
incorporated.
Analogue inputs:
6 inputs (cabinet probe, “multipoint” needle probe with up to three
sensors, evaporator probe and condenser probe) can be set via
configuration parameter for PTC/NTC probes.
PTC type analogue inputs (990 Ω @ 25°C, 77°F)
Type of sensor:
KTY 81-121.
Field of measurement:
from
-50
to
150°C
(from -58 to 302°F).
Resolution:
1 °C (1 °F).
Protection:
none.
NTC type analogue inputs (10K Ω @ 25°C, 77°F)
Type of sensor:
ß3435.
Field of measurement:
from
-40
to
105°C
(from -40 to 220 °F).
Resolution:
1 °C (1 °F).
Protection:
none.
Digital inputs:
4 inputs (door micro switch, high pressure, low pressure and
compressor circuit breaker protection), which can be set via
configuration parameter due to normally open contact/normally
closed contact (potential-free contact, 5 VDC, 2 mA)
Digital inputs
Power supply:
none.
Protection:
none.
Displays:
320 x 240 pixel (3.5 inch) colour TFT graphics display
Analogue outputs:
1 PWM output for management of the evaporator fan.