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1. DESCRIPTION
1. DESCRIPTION
MT-518Ri is a temperature controller with two outputs that can be configured as double stage of
MT-518Ri is a temperature controller with two outputs that can be configured as double stage of
refrigeration, double stage of heating or heating and refrigeration. Its second output also can be
refrigeration, double stage of heating or heating and refrigeration. Its second output also can be
configured for alarm intra, extra-range or, even , relative extra-range.
configured for alarm intra, extra-range or, even , relative extra-range.
Product complies with CE (European Union) and UL Inc. (United States and Canada).
Product complies with CE (European Union) and UL Inc. (United States and Canada).
2. APPLICATION
2. APPLICATION
• Winter/Summer automatic system in air conditioning
• Winter/Summer automatic system in air conditioning
3. TECHNICAL SPECIFICATIONS
3. TECHNICAL SPECIFICATIONS
- Power supply: MT-518Ri
- Power supply: MT-518Ri
115 or 230 Vac ± 10% (50/60Hz)
115 or 230 Vac ± 10% (50/60Hz)
MT-518RiL
MT-518RiL
12 or 24 Vac/dc
12 or 24 Vac/dc
- Control temperature: -50 to 105ºC (decimal resolution between -10 and 100 ºC)
- Control temperature: -50 to 105ºC (decimal resolution between -10 and 100 ºC)
- Input: NTC sensor
- Input: NTC sensor
- Load current: 8(3)A/250Vac 1/4HP each output
- Load current: 8(3)A/250Vac 1/4HP each output
- Dimensions: 71 x 28 x 71mm
- Dimensions: 71 x 28 x 71mm
- Operation temperature: 0 to 50 ºC
- Operation temperature: 0 to 50 ºC
- Operation humidity: 10 to 90% RH (without condensation)
- Operation humidity: 10 to 90% RH (without condensation)
CLASSIFICATION ACCORDING TO IEC60730-2-9 STANDARD:
CLASSIFICATION ACCORDING TO IEC60730-2-9 STANDARD:
- Temperature limit of the installation surface: 50°C
- Temperature limit of the installation surface: 50°C
- Type of construction: Built-in electronic controller
- Type of construction: Built-in electronic controller
- Automatic action: Type 1
- Automatic action: Type 1
- Control of pollution: Level 2
- Control of pollution: Level 2
- Impulse voltage: 1,5kV
- Impulse voltage: 1,5kV
- Temperature for the test of sphere pressure: 75°C and 125°C
- Temperature for the test of sphere pressure: 75°C and 125°C
- Insulation: Class II
- Insulation: Class II
4. CONFIGURATIONS
4. CONFIGURATIONS
4.1 - Control temperatures adjust (SETPOINTS)
4.1 - Control temperatures adjust (SETPOINTS)
- Press
- Press
SET
SET
for 2 seconds until
for 2 seconds until
appears, then release it.
appears, then release it.
temperature for 1st stage.
temperature for 1st stage.
- Use the keys
- Use the keys
and
and
to change the value and then press
to change the value and then press
- Now
- Now
and the adjusted temperature for 2st stage will appear. ( only if F08 = 0 or F08 = 1).
and the adjusted temperature for 2st stage will appear. ( only if F08 = 0 or F08 = 1).
- Use the keys
- Use the keys
and
and
to change the value and then press
to change the value and then press
4.2 - Parameters table
4.2 - Parameters table
Configuration parameters protected by access code.
Configuration parameters protected by access code.
Fun
Fun
Description
Description
F01
F01
Access code 123 (one hundred and twenty-three)
Access code 123 (one hundred and twenty-three)
F02
F02
Display (offset)
Display (offset)
F03
F03
1st stage operation mode
1st stage operation mode
(1)
(1)
F04
F04
Minimum setpoint allowed to the end user (1st stage)
Minimum setpoint allowed to the end user (1st stage)
F05
F05
Maximum setpoint allowed to the end user (1st stage)
Maximum setpoint allowed to the end user (1st stage)
F06
F06
Control differential (hysteresis) of 1st stage
Control differential (hysteresis) of 1st stage
F07
F07
Minimum delay to turn on the 1st stage output
Minimum delay to turn on the 1st stage output
(2)
(2)
F08
F08
2nd stage operation mode
2nd stage operation mode
F09
F09
Minimum setpoint allowed to the end user (2nd stage)
Minimum setpoint allowed to the end user (2nd stage)
F10
F10
Maximum setpoint allowed to the end user (2nd stage)
Maximum setpoint allowed to the end user (2nd stage)
F11
F11
Control differential (hysteresis) of 2nd stage
Control differential (hysteresis) of 2nd stage
F12
F12
Minimum delay to turn on the 2nd stage output
Minimum delay to turn on the 2nd stage output
F13
F13
Alarm delay when the instrument is powered on
Alarm delay when the instrument is powered on
F14
F14
Alarm output time on
Alarm output time on
F15
F15
Alarm output time off
Alarm output time off
Note: F02 function allows to correct eventual shuting lines in the reading, proceeding of the sensor
Note: F02 function allows to correct eventual shuting lines in the reading, proceeding of the sensor
exchange or alteration of sensor length.
exchange or alteration of sensor length.
4.3 - Parameters alteration
4.3 - Parameters alteration
Access the function F01 pressing simultaneously the keys
Access the function F01 pressing simultaneously the keys
, releasing after that. Soon it will appear
, releasing after that. Soon it will appear
- Use the keys
- Use the keys
and
and
to enter with the access code (123), and then press
to enter with the access code (123), and then press
- Use the keys
- Use the keys
and
and
to access the desired function.
to access the desired function.
- After selecting the function, press
- After selecting the function, press
(short touch) to display the configured value for that function.
(short touch) to display the configured value for that function.
SET
SET
- Use the keys
- Use the keys
and
and
to change the value and then press
to change the value and then press
to the functions menu.
to the functions menu.
- To return to the normal operation, press
- To return to the normal operation, press
SET
SET
5. FUCTIONS WITH FACILITATED ACCESS
5. FUCTIONS WITH FACILITATED ACCESS
Registers of minimum and maximum temperatures
Registers of minimum and maximum temperatures
Press
Press
. The minimum registered temperature appears and after soon the maximum registered
. The minimum registered temperature appears and after soon the maximum registered
temperature.
temperature.
Nota: To reset the registers, keep the key
Nota: To reset the registers, keep the key
maximum temperatures until
maximum temperatures until
to be showed.
to be showed.
MT-518Ri
MT-518Ri
DIGITAL TEMPERATURE CONTROLLER
DIGITAL TEMPERATURE CONTROLLER
WITH TWO STAGES
WITH TWO STAGES
will appear and the adjusted
will appear and the adjusted
to record it.
to record it.
SET
SET
again.
again.
SET
SET
(1)
(1)
Min
Min
Max
Max
Unit
Unit
First stage
First stage
operation mode:
operation mode:
-
-
-
-
-
-
0 - refrigeration
0 - refrigeration
1 - heating
1 - heating
-5.0
-5.0
5.0
5.0
°C
°C
0
0
1
1
-
-
(4)
(4)
2nd stage operation
2nd stage operation
-50
-50
105
105
°C
°C
mode:
mode:
0 - refrigeration
0 - refrigeration
105
105
°C
°C
-50
-50
1 - heating
1 - heating
0.1
0.1
20.0
20.0
°C
°C
2 - alarm (inside of
2 - alarm (inside of
range)
range)
0
0
999
999
sec.
sec.
3 - alarm (outside of
3 - alarm (outside of
0
0
4
4
-
-
range)
range)
4 - relative alarm
4 - relative alarm
-50
-50
105
105
°C
°C
(outside of range)
(outside of range)
-50
-50
105
105
°C
°C
0.1
0.1
20.0
20.0
°C
°C
0
0
999
999
sec.
sec.
999
999
0
0
min.
min.
999
999
sec.
sec.
0
0
0
0
999
999
sec.
sec.
and
and
for 2 seconds until appearing
for 2 seconds until appearing
, and then press
, and then press
(short touch).
(short touch).
SET
SET
to enter.
to enter.
SET
SET
to record the new value and return
to record the new value and return
SET
SET
until
until
appear.
appear.
pressed during the visualization of the minimum and
pressed during the visualization of the minimum and
Ver. 12
Ver. 12
If the instrument is configured as alarm, set the F09 and F10 act points normally and ignore ST2 and
If the instrument is configured as alarm, set the F09 and F10 act points normally and ignore ST2 and
F11. If the temperature goes out the specified range and ring the alarm, press
F11. If the temperature goes out the specified range and ring the alarm, press
sound.
sound.
6. SIGNALING
6. SIGNALING
ST1 - 1st stage output on
ST1 - 1st stage output on
ST2 - 2nd stage output on
ST2 - 2nd stage output on
- Detached sensor or temperature outside the specified range
- Detached sensor or temperature outside the specified range
With F08=4 the ST2 output is activated when the temperature reaches a value equal ST1 minus the
With F08=4 the ST2 output is activated when the temperature reaches a value equal ST1 minus the
configurated value in F09 (ST1-F09), or when the temperature reaches a value equal ST1 plus the
configurated value in F09 (ST1-F09), or when the temperature reaches a value equal ST1 plus the
configurated value in F10 (ST1+F10)
configurated value in F10 (ST1+F10)
Ex. :
Ex. :
- Temperature in ST1 = 25 ºC
- Temperature in ST1 = 25 ºC
- Value in F08 = 4
- Value in F08 = 4
- Value in F09 = 2
- Value in F09 = 2
- Value in F10 = 5
- Value in F10 = 5
The ST2 output will be kept on when the temperature is below 23 ºC (25-2) or above 30 ºC (25+5). If ST1
The ST2 output will be kept on when the temperature is below 23 ºC (25-2) or above 30 ºC (25+5). If ST1
value is changed to 24 ºC the alarm values will be automatically modified to 22 and 29 ºC.
value is changed to 24 ºC the alarm values will be automatically modified to 22 and 29 ºC.
IF the functions F14 and F15 are set with zero, the ST2 output will be kepped on while the alarm
IF the functions F14 and F15 are set with zero, the ST2 output will be kepped on while the alarm
condition persist.
condition persist.
7. WIRING DIAGRAM
7. WIRING DIAGRAM
1
1
2
2
3
3
4
4
5
5
MT-518Ri
MT-518Ri
7 - 8
7 - 8
115V
115V
7 - 9
7 - 9
230V
230V
IMPORTANT
IMPORTANT
According to the chapters of norm IEC 60364:
According to the chapters of norm IEC 60364:
1: Install protector against overvoltage on the power supply
1: Install protector against overvoltage on the power supply
2: Sensor cables and signal cables of the computer may be joined, but not in the same electric conduit
2: Sensor cables and signal cables of the computer may be joined, but not in the same electric conduit
through which the electric input and the activation of the loads run
through which the electric input and the activation of the loads run
3: Install transient suppresors (RC filters) parallel to the loads as to increase the product life of the
3: Install transient suppresors (RC filters) parallel to the loads as to increase the product life of the
relays.
relays.
For more information contact our application eng. department through e-mail
For more information contact our application eng. department through e-mail
support@ fullgauge.com or dial +55 51 3475.3308.
support@ fullgauge.com or dial +55 51 3475.3308.
Contact suppresor connection diagram
Contact suppresor connection diagram
A1
A1
A2
A2
Note: The user can increase the length of the sensor cable to up to 200 meters, by using PP 2 X 24 AWG
Note: The user can increase the length of the sensor cable to up to 200 meters, by using PP 2 X 24 AWG
cable. For immersion in water, use thermometric well.
cable. For immersion in water, use thermometric well.
PROTECTIVE VINYL:
PROTECTIVE VINYL:
This adhesive vinyl (included inside the packing) protects the instruments against
This adhesive vinyl (included inside the packing) protects the instruments against
water drippings, as in commercial refrigerators, for example.
water drippings, as in commercial refrigerators, for example.
Do the application after finishing the electrical connections.
Do the application after finishing the electrical connections.
Remove the protective paper
and apply the vinyl on the entire
superior part of the device,
folding the flaps as indicated by
the arrows.
6
6
7
7
8
8
9 10 11 12
9 10 11 12
0
0
115 V
115 V
230 V
230 V
(12 V)
(12 V)
(24 V)
(24 V)
Load 1
Load 1
Load 2
Load 2
Power
Power
Loads
Loads
supply
supply
supply
supply
MT-518RiL
MT-518RiL
12V
12V
24V
24V
- Refrigerator
- Refrigerator
- Refrigerator
- Refrigerator
Load 1
Load 1
Load 2
Load 2
- Heating
- Heating
- Heating
- Heating
- Contactor
- Contactor
- Contactor
- Contactor
- Solenoid
- Solenoid
- Solenoid
- Solenoid
Above specified current use contactors.
Above specified current use contactors.
Diagram for suppresor installation
Diagram for suppresor installation
for direct drive load inputs
for direct drive load inputs
Load
Load
A1 e A2 are the
A1 e A2 are the
contactor coils.
contactor coils.
UL-Underwriters Laboratories
UL-Underwriters Laboratories
and
and
to inhibit the
to inhibit the
SET
SET
Dimension of the clipping for
Dimension of the clipping for
setting of the instrument
setting of the instrument
72 mm
72 mm
For direct activation the maximum
For direct activation the maximum
specified current should be taken
specified current should be taken
into consideration.
into consideration.
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