EVCO EVFTFT818P7U User Manual

Page 2

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EVCO S.p.A. | Code 104FTFT818E103 | Page 2 of 2 | PT 47 / 12

This document is exclusive property of EVCO; reproduction and disclosure are prohibited without express authorisation from EVCO.

EVCO is not liable for any features, technical data and possible errors stated in this document or deriving from use of the same.

EVCO cannot be considered liable for damages caused by failure to comply with warnings given in this document.

EVCO reserves the right to make any changes without forewarning, without jeopardising the basic safety and operating features.

EVCO S.p.A.
Via Feltre 81, 32036 Sedico (BL) ITALY
phone +39 0437 8422 | fax +39 0437 83648
email [email protected] | web www.evco.it

4.7

Silencing the buzzer

Operate as follows:
1.

Make sure no procedure is running.

Press and release a button.

OPERATION

5.1

Temperature controlled blast chilling and
storing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no proce-
dure is running.

Press and release button INTERACTIVE 4, press and
release button INTERACTIVE 4 again, then press and
release button INTERACTIVE 2: the device will show
the blast chilling cutoff temperature and the blast chill-
ing working setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then
press and release button ESCAPE to store them.

Press and release button START / STOP: it will be
started the test for the verification of the proper in-
sertion of the needle probe.

5.1 If the test is successfully completed, the cycle will be

started.

5.2 If the test is not successfully completed, the cycle will

be started time controlled.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.2

Temperature controlled hard blast chilling
and storing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no proce-
dure is running.

Press and release button INTERACTIVE 4, press and
release button INTERACTIVE 4 again, then press and
release button INTERACTIVE 6 and press and release
button INTERACTIVE 1 at last: the device will show
the blast chilling cutoff temperature and the blast chill-
ing working setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then
press and release button ESCAPE to store them.

Press and release button START / STOP: it will be
started the test for the verification of the proper in-
sertion of the needle probe.

5.1 If the test is successfully completed, the cycle will be

started.

5.2 If the test is not successfully completed, the cycle will

be started time controlled.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.3

Time controlled blast chilling and storing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no proce-
dure is running.

Press and release button INTERACTIVE 4, then press
and release button INTERACTIVE 4 again: the device
will show the blast chilling duration and the blast chill-
ing working setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then
press and release button ESCAPE to store them.

Press and release button START / STOP: the cycle will
be started.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.4

Time controlled hard blast chilling and stor-
ing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no proce-
dure is running.

Press and release button INTERACTIVE 4, press and
release button INTERACTIVE 4 again, then press and
release button INTERACTIVE 6: the device will show
the blast chilling duration and the blast chilling work-
ing setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then
press and release button ESCAPE to store them.

Press and release button START / STOP: the cycle will
be started.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.5

Continuous blast chilling

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 4, press and re-
lease button INTERACTIVE 4 again, then press and re-
lease twice button INTERACTIVE 2: the device will show
the blast chilling working setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify this value, then press
and release button ESCAPE to store it.

Press and release button START / STOP: the cycle will be
started.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.6

Temperature controlled blast freezing and stor-
ing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 4, press and re-
lease button INTERACTIVE 5, then press and release but-
ton INTERACTIVE 6 and press and release button INTER-
ACTIVE 2 at last: the device will show the blast freezing
cutoff temperature and the blast freezing working setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then press
and release button ESCAPE to store them.

Press and release button START / STOP: it will be started
the test for the verification of the proper insertion of the
needle probe.

5.1 If the test is successfully completed, the cycle will be

started.

5.2 If the test is not successfully completed, the cycle will be

started time controlled.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.7

Temperature controlled soft blast freezing and
storing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 4, press and re-
lease button INTERACTIVE 5, then press and release but-
ton INTERACTIVE 2: the device will show the blast freez-
ing cutoff temperature and the blast freezing working
setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then press
and release button ESCAPE to store them.

Press and release button START / STOP: it will be started
the test for the verification of the proper insertion of the
needle probe.

5.1 If the test is successfully completed, the cycle will be

started.

5.2 If the test is not successfully completed, the cycle will be

started time controlled.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.8

Time controlled blast freezing and storing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 4, press and re-
lease button INTERACTIVE 5, then press and release but-
ton INTERACTIVE 6: the device will show the blast freez-
ing duration and the blast freezing working setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then press
and release button ESCAPE to store them.

Press and release button START / STOP: the cycle will be
started.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.9

Time controlled soft blast freezing and storing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 4, then press and
release button INTERACTIVE 5: the device will show the
blast freezing duration and the blast freezing working
setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then press
and release button ESCAPE to store them.

Press and release button START / STOP: the cycle will be
started.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.10

Continuous blast freezing

To start the cycle operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 4, press and re-
lease button INTERACTIVE 5, then press and release twice
button INTERACTIVE 2: the device will show the blast
freezing working setpoint.

Press and release button MENU, press and release the
INTERACTIVE buttons to modify these values, then press
and release button ESCAPE to store them.

Press and release button START / STOP: the cycle will be
started.

To stop the cycle operate as follows:
6.

Press and release button START / STOP.

5.11

Blast chilling intensity

To select the evaporator fan speed operate as follows:
1.

Make sure the function is enabled.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 4, press and re-
lease button INTERACTIVE 3, then press and release but-
ton INTERACTIVE 3 again or button INTERACTIVE 2: the
LED bars will provide information about the fan speed.

As alternative:
5.

Make sure the function is enabled.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button MENU, press and release the
INTERACTIVE buttons to select the fan speed, then press
and release button ESCAPE to store it.

To quit the procedure operate as follows:
9.

Press and release button ESCAPE or do not operate
60 s.

5.12

Starting the precooling

To start the precooling operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 2, then press and
release button START / STOP.

To stop the precooling operate as follows:
4.

Press and release button START / STOP.

5.13

Switching on the UV light for the cycle of steri-
lization

Operate as follows:
1.

Make sure the function is enabled.

Make sure the device is in status “on” and the door is
closed, or the door switch input is not active.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 5, press and re-
lease button INTERACTIVE 4, then press and release but-
ton START / STOP.

5.14

Needle probe heating

Operate as follows:
1.

Make sure the device is in status “on” or a storing is
running and the door is open, or the door switch input is
active.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 5, press and re-
lease button INTERACTIVE 3, then press and release but-
ton START / STOP.

FUNCTION “PROGRAMS”

6.1

Storing a program

Operate as follows:
1.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 1 before starting
an operating cycle or during a storing: the device will
show the number of the first available program.

Press and release button INTERACTIVE 3 or button IN-
TERACTIVE 2 to select the program number, then press
and release button INTERACTIVE 4 to join it a name.

Press and release the INTERACTIVE buttons to select the
character and to confirm it.

Press and release the INTERACTIVE buttons to select
“[END]”.

To quit the procedure operate as follows:
6.

Press and release button ESCAPE or do not operate
60 s.

6.2

Starting a program

Operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 3.

Press and release button INTERACTIVE 3 or button IN-
TERACTIVE 2 to select the program, then press and re-
lease button START / STOP: the cycle will be started with
the settings stored in the program.

FUNCTION “FAVORITE”

7.1

Starting a favorite program

Operate as follows:
1.

Make sure the device is in status “on”.

Make sure the keyboard is not locked and no procedure
is running.

Press and release button INTERACTIVE 6.

SIGNALINGS AND INDICATIONS

8.1

Signalings

LED

Meaning
LED blast chilling
LED blast freezing

HARD LED hard blast chilling / blast freezing

LED temperature controlled blast chilling / tempera-
ture controlled blast freezing
LED time controlled blast chilling / time controlled
blast freezing
LED storing
LED bars blast chilling intensity
LED precooling

AUX LED auxiliary

HACCP LED HACCP

°C

LED Celsius degree

°F

LED Fahrenheit degree

min

LED minutes

ALARMS

9.1

Alarms

Code Meaning

tiM

Alarm temperature controlled blast chilling or tem-
perature controlled blast freezing not concluded
within the maximum duration (HACCP alarm)

Low temperature alarm

High temperature alarm (HACCP alarm)

Open door alarm

High pressure alarm

Low pressure alarm

CtH

Compressor thermal switch alarm

Lack of power supply alarm (HACCP alarm)

COH Overheated condenser alarm

CSd

Locked compressor alarm

Errors

10.1

Errors

Code Meaning

Pr1

Room probe error

Pr2

Evaporator probe error

Pr3

Condenser probe error

Pr4

Needle probe 1 error

Pr5

Needle probe 2 error

Pr6

Needle probe 3 error

rtc

Real time clock error

ErC

Error compatibility user interface-control module

ErL

Error communication user interface-control module

TECHNICAL DATA

11.1

Technical data

Purpose of the devices: controller for blast chillers.
Execution:
-

user interface: open frame board behind a sheet of meth-
acrylate

control module: open frame board.

Size:
-

user interface: 200.0 x 135.0 x 28.0 ±0.6 mm (7.874 x
5.314 x 1.102 ±0.023 in; W x H x D)

control module: 166.0 x 116.0 x 44.0 mm (6.535 x 4.566
x 1.732 in; W x H x D).

Installation:
-

user interface: by back panel, with threaded studs

control module: on flat surface, with spacers.

Index of protection:
-

user interface: IP65

control module: IP00.

Connections:
-

user interface: extractable screw terminal blocks (con-
trol module and RS-485 serial port)

control module: extractable screw terminal blocks (user
interface, power supply, inputs and outputs).

The maximum lengths of the connecting cables user inter-
face-control module is 20 m (65.614 ft).
Operating temperature: from 0 to 55 °C (from 32 to
131 °F).
Storage temperature: from -10 to 70 °C (from 14 to
158 °F).
Operating humidity: from 10 to 90% of relative humidity
not condensing.
Pollution situation: normal.
Power supply:
-

user interface: supplied by the control module

control module: 230 VAC (±15%), 50 / 60 Hz, (±3 Hz),
10 VA max.

Overvoltage category: integrated control.
Real time clock: incorporated (with capacitor).
Battery autonomy in the event of lack of power supply:
24 h with battery fully charged.
Battery charging time: 2 min (the battery is charged by the
power supply of the device).
Signaling and alarm buzzer: incorporated.
Analog inputs: 6 inputs (room probe, evaporator probe, con-
denser probe and “multipoint” needle probe up to three sen-
sors), which can be set via configuration parameter for PTC /
NTC probes.
PTC analog inputs (990 Ω @ 25 °C, 77 °F)
Kind of sensor:

KTY 81-121.

Working range:

from -50 to 150 °C (from -58 to
302 °F).

Resolution:

1 °C (1 °F).

Protection:

none.

NTC analog inputs (10K Ω @ 25 °C, 77 °F)
Kind of sensor:

ß3435.

Working range:

from -40 to 105 °C (from -40 to
220 °F).

Resolution:

1 °C (1 °F).

Protection:

none.

Digital inputs: 4 inputs (door switch, high pressure switch,
low pressure switch and compressor thermal switch), which
can be set via configuration parameter for normally open /
normally closed contact (free of voltage contact,
5 VDC, 2 mA).
Digital inputs
Power supply:

none.

Protection:

none.

Displays: 320 x 240 pixel (3.5 inches) colour TFT graphic
display.
Analog outputs: 1 PWM output for evaporator fan manage-
ment.
Digital outputs:
8 outputs (electromechanical relays)
-

1 SPST 16 res. A @ 250 VAC output (K1) for compressor
management

six 8 res. A @ 250 VAC outputs of which 5 SPST outputs
for defrost management (K2), evaporator fan manage-
ment (K3), condenser fan management (K4), room light
or UV light management (K7), pump down or alarm out-
put management (K8) and 1 SPDT output for door heater
management (K5)

1 SPDT 16 res. A @ 250 VAC output (K6) for needle
probe heater management.

The maximum current allowed on the loads is 20 A.
Type of actions and additional features: 1C.
Communication ports:
2 ports
-

1 RS-485 serial port with MODBUS communication pro-
tocol

1 USB serial port (only available in model EVFTFT818P7U).

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