KV-TF40 Keyence

Specifications

Model

KV-TF40

Type

Temperature control unit

Memory elements

EEPROM rewritable one million times

Number of temperature input points

4 ch

Input

Thermocoupler/Platinum temperature measuring resistor*1

Temperature sensor types

Thermocoupler: K, J, T, E, R, B, N, S, W5Re/W26Re
Platinum temperature measuring resistor: JPt100, Pt100

Indicated accuracy

±0.3% of F.S. ±1 digit (at 25°C 77°F), ±0.7% of F.S. ±1 digit (at 0 to 50°C 32 to 122°F)

Cold junction correction precision

±1°C ±1.8°F

Sampling cycle

125 ms/ch (500 ms/4 ch)

Control period

1 to 100 seconds

Operation mode

PID control (with auto-tuning and 3 mode stabilizer function installed),
Heat/cool PID control (with auto-tuning and 3 mode stabilizer function installed), ON/OFF control

Tuning mode

PID auto-tuning mode

Control output

Transistor (sink)

Alarm output

Transistor (sink)*2

Alarm mode

Absolute value upper limit, absolute value lower limit, deviation upper limit, deviation lower limit, deviation upper limit unexcited,
deviation lower limit unexcited, deviation upper and lower limits, within upper and lower limit deviation, absolute value upper limit unexcited, absolute value lower limit unexcited*3

Output

Rated load

30 VDC, 100 mA or less

Leakage current at OFF

100 μA or less

Residual voltage at ON

1.5 V or less

Current sensor (CT) input

4 ch*4

Current measurement precision

Larger of ±5% of an input value and ±2 A of an input value

Insulation mode

Between inputs and outputs: Photocoupler and transformer insulation, Between input channels: Photocoupler and transformer insulation

Others

Heater wire breaking alarm, control loop wire breaking alarm, measured value
bias, output limit, slope setup, manual reset, output control when an error occurs

Internal current consumption

210 mA or less

Weight

Approx. 270 g

*1 Can be set for each channel.
*2 Because the alarm output is used as cooling control output when heat/cool control is used, the alarm output cannot be used as an alarm output function.
*3 Standby operation ON/OFF can be selected in each alarm mode.
*4 Use a KEYENCE sensor (OP-6694). (Sold separately.)

Est. delivery between and    
Estimated delivery dates are estimates only. Int'l customers allow a few more days. For more precise delivery estimates, please contact us at support@plc-direct.com. Contact us in advance for expedited shipping options.
Sale price$404.97
1-year warranty
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Specifications

Model

KV-TF40

Type

Temperature control unit

Memory elements

EEPROM rewritable one million times

Number of temperature input points

4 ch

Input

Thermocoupler/Platinum temperature measuring resistor*1

Temperature sensor types

Thermocoupler: K, J, T, E, R, B, N, S, W5Re/W26Re
Platinum temperature measuring resistor: JPt100, Pt100

Indicated accuracy

±0.3% of F.S. ±1 digit (at 25°C 77°F), ±0.7% of F.S. ±1 digit (at 0 to 50°C 32 to 122°F)

Cold junction correction precision

±1°C ±1.8°F

Sampling cycle

125 ms/ch (500 ms/4 ch)

Control period

1 to 100 seconds

Operation mode

PID control (with auto-tuning and 3 mode stabilizer function installed),
Heat/cool PID control (with auto-tuning and 3 mode stabilizer function installed), ON/OFF control

Tuning mode

PID auto-tuning mode

Control output

Transistor (sink)

Alarm output

Transistor (sink)*2

Alarm mode

Absolute value upper limit, absolute value lower limit, deviation upper limit, deviation lower limit, deviation upper limit unexcited,
deviation lower limit unexcited, deviation upper and lower limits, within upper and lower limit deviation, absolute value upper limit unexcited, absolute value lower limit unexcited*3

Output

Rated load

30 VDC, 100 mA or less

Leakage current at OFF

100 μA or less

Residual voltage at ON

1.5 V or less

Current sensor (CT) input

4 ch*4

Current measurement precision

Larger of ±5% of an input value and ±2 A of an input value

Insulation mode

Between inputs and outputs: Photocoupler and transformer insulation, Between input channels: Photocoupler and transformer insulation

Others

Heater wire breaking alarm, control loop wire breaking alarm, measured value
bias, output limit, slope setup, manual reset, output control when an error occurs

Internal current consumption

210 mA or less

Weight

Approx. 270 g

*1 Can be set for each channel.
*2 Because the alarm output is used as cooling control output when heat/cool control is used, the alarm output cannot be used as an alarm output function.
*3 Standby operation ON/OFF can be selected in each alarm mode.
*4 Use a KEYENCE sensor (OP-6694). (Sold separately.)

Model

KV-TF40

Type

Temperature control unit

Memory elements

EEPROM rewritable one million times

Number of temperature input points

4 ch

Input

Thermocoupler/Platinum temperature measuring resistor*1

Temperature sensor types

Thermocoupler: K, J, T, E, R, B, N, S, W5Re/W26Re
Platinum temperature measuring resistor: JPt100, Pt100

Indicated accuracy

±0.3% of F.S. ±1 digit (at 25°C 77°F), ±0.7% of F.S. ±1 digit (at 0 to 50°C 32 to 122°F)

Cold junction correction precision

±1°C ±1.8°F

Sampling cycle

125 ms/ch (500 ms/4 ch)

Control period

1 to 100 seconds

Operation mode

PID control (with auto-tuning and 3 mode stabilizer function installed),
Heat/cool PID control (with auto-tuning and 3 mode stabilizer function installed), ON/OFF control

Tuning mode

PID auto-tuning mode

Control output

Transistor (sink)

Alarm output

Transistor (sink)*2

Alarm mode

Absolute value upper limit, absolute value lower limit, deviation upper limit, deviation lower limit, deviation upper limit unexcited,
deviation lower limit unexcited, deviation upper and lower limits, within upper and lower limit deviation, absolute value upper limit unexcited, absolute value lower limit unexcited*3

Output

Rated load

30 VDC, 100 mA or less

Leakage current at OFF

100 μA or less

Residual voltage at ON

1.5 V or less

Current sensor (CT) input

4 ch*4

Current measurement precision

Larger of ±5% of an input value and ±2 A of an input value

Insulation mode

Between inputs and outputs: Photocoupler and transformer insulation, Between input channels: Photocoupler and transformer insulation

Others

Heater wire breaking alarm, control loop wire breaking alarm, measured value
bias, output limit, slope setup, manual reset, output control when an error occurs

Internal current consumption

210 mA or less

Weight

Approx. 270 g

*1 Can be set for each channel.
*2 Because the alarm output is used as cooling control output when heat/cool control is used, the alarm output cannot be used as an alarm output function.
*3 Standby operation ON/OFF can be selected in each alarm mode.
*4 Use a KEYENCE sensor (OP-6694). (Sold separately.)

All PLC Direct products come with a 1-year warranty. The warranty is issued by PLC Direct. Warranty coverage commences at the date of purchase. The warranty is for mechanical defects or failures not caused by human factors including but not limited to (a) incorrect installation, (b) operating the unit in sub-optimal conditions or in scenarios not recommended by the manufacturer, (c) poor unit maintenance, etc. The warranty does not cover programming or software related issues.

If the product is eligible for PLC Direct’s warranty coverage and the customer encounters an issue with the product, we will request the item is shipped to us for diagnosis and examination. Regardless of the cause of product issues, the customer will bear responsibility for the cost of shipping the unit to PLC Direct for evaluation. Where the unit was damaged by human factors, we will offer a repair or replace quote; in cases where damage was caused by human factors, the customer is responsible for the cost of shipping the repaired/replaced unit from PLC Direct to the customer. Where the unit was not damaged by human factors but is covered by PLC Direct’s warranty, we will repair or replace the unit at our cost (or, in rare cases, refund you your purchase); in such cases, PLC Direct will bear the cost of shipping the repaired or replaced product back to the customer. It is up to PLC Direct’s discretion whether to repair, replace, or refund the customer in such cases. Diagnoses can take time to complete based on technician availability and the complexity of diagnosis.

In no event shall PLC Direct be liable for any damages except actual damages up to, but not exceeding, the amount paid to us for the product, including we shall not be liable for any consequential or indirect damages or lost profits whether or not advised of same.

PLC Direct offers free shipping worldwide. Product ship from a various warehouses worldwide based on the customer's and the product's location. The estimated delivery date on the product page is PLC Direct's best estimated assuming a US-based shipping destination.

Regardless of where the product is shipping from, PLC Direct covers all duties for US-based shipping destinations. For non-US-based shipping destinations, customers are responsible for duties as appropriate.

PLC Direct's focus is on balancing price with lead time. Some but not all products can be expedited. If you have questions about delivery ETAs, please contact our team.

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