KT4H Temperature Controllers Specifications

Temperature Controllers KT4H

Specifications for this product appear below.

General

Item Specifications
Size (W×H×D) 48×48×62mm
Rating Supply voltage (Must be specified) 100 to 240V AC
24V AC/DC
Frequency 50/60Hz
Power consumption Approx. 8VA
Rated graduation Input type Input range
Thermocouple K -200 to 1370°C(-320 to 2500°F)
-200.0 to 400.0°C(-320.0 to 750.0°F)
J -200 to 1000°C(-320 to 1800°F)
R 0 to 1760°C(0 to 3200°F)
S 0 to 1760°C(0 to 3200°F)
B 0 to 1820°C(0 to 3300°F)
E -200 to 800°C(-320 to 1500°F)
T -200.0 to 400.0°C(-320.0 to 750.0°F)
N -200 to 1300°C(-320 to 2300°F)
PL-II 0 to 1390°C(0 to 2500°F)
C(W/Re5-26) 0 to 2315°C(0 to 4200°F)
RTD Pt100 -200 to 850°C (-320 to 1500°F)
-200.0 to 850.0°C(-320.0 to 1500.0°F)
JPt100 -200 to 500°C(-320 to 900°F)
-200.0 to 500.0°C(-320.0 to 900.0°F)
DC Current 4 to 20mA DC -2000 to 10000
0 to 20mA DC
Voltage 0 to 1V DC
0 to 10V DC
1 to 5V DC
0 to 5V DC
  · Scaling and change to the decimal point position are possible for DC current and DC voltage input. · DC current input is supported with an externally mounted 50ohm shunt resistor (sold separately).
Multi-input Thermocouple K, J, R, S, B, E, T, N, PL-II, C (W/Re5-26) External resistor: Max. 100ohm (max. 40ohm external resistor for B input)
RTD Pt100, JPt100ohm 3-conductor system (Allowable input conductor resistance for each conductor: max. 10ohm)
DC current 0 to 20mA DC Input impedance: 50ohm (Connect 50ohm shunt resistor between input terminals.) Allowable input current: max. 50 mA (when 50 ohm shunt resistor is used)
4 to 20mA DC
DC voltage 0 to 1V DC Input impedance: min. 1 M ohm, Allowable input voltage: max 5 V, Allowable signal source resistance: max. 2 kohm
0 to 5V DC Input impedance: min. 100 k ohm, Allowable input voltage: max 15 V, Allowable signal source resistance: max. 100kohm
1 to 5V DC
0 to 10V DC
Contact output Relay contact (Contact material: Ag alloy) (Must be specified) 1a: 3A 250V AC (Resistive load), 1A 250V AC (Inductive load cosØ=0.4), Electric life: 100,000 times
Non-contact voltage 12V DC±15%, Max. load current: 40mA (Short-circuit protected)
DC current 4 to 20mA DC Load resistance: Max. 550 ohm
Alarm output 1 (EVT1) Relay contact (Contact material: Ag alloy) Relay contact 1a: 3A 250VAC (Resistive load) Electric life: 100,000 times
Alarm output 2 (EVT2) The same as the one of Alarm output 1
Control mode Actions mentioned below can be selected by key operation. [Default PID] PID (with auto-tuning function), PI, PD (with manual reset function), P (with manual reset function), ON/OFF action
Target temperature setting Primary setting/secondary setting/third setting/fourth setting (switched by external terminal)
Accuracy Thermocouple Within ±0.2% of each input span ±1 digit or within ±2°C (4°F) whichever is greater However, R and S input; Within ±6°C (12°F) in the range of 0 to 200°C (0 to 400°F) B input 0 to 300°C (0 to 600°F): Accuracy is not guaranteed. K, J, T, E, and N input less than 0°C (32°F): Within ±0.4% of input span ±1 digit
RTD Within ±0.1% of each input span ±1 digit or ±1°C (2°F) whichever is greater
DC current and DC voltage Within ±0.2% of each input span ±1 digit
Sampling period 250ms
Hysteresis (ON/OFF) Thermocouple & RTD: 0.1 to 100.0°C (°F) DC current and DC voltage: 1 to 1000 (The decimal point place follows the selection)
Proportional band 0 to 1000°C(0 to 2000°F) The decimal point input: 0.0 to 1000°C(0.0 to 1000.0°F) DC current and DC voltage: 0.0 to 100.0%
Integral time 0 to 1000 seconds
Derivative time 0 to 300 seconds
Proportional cycle 1 to 120 seconds
Allowable voltage fluctuation When 100 to 240V AC; 85 to 264V AC When 24V AC/DC; 20 to 28V AC/DC
Insulated resistance 500V DC 10Mohm or greater
Breakdown voltage 1.5KV AC for 1 min between input terminal and power terminal, & between output terminal and power terminal
Malfunction vibration 10 to 55 Hz (1 cycle/min.) single amplitude 0.35 mm (10 minutes on 3 axes)
Breakdown vibration 10 to 55 Hz (1 cycle/min.) single amplitude 0.75 mm (1 hour on 3 axes)
Malfunction shock X, Y & Z each direction for 5 times 98m/s2
Breakdown shock Same as above, but 294m/s2
Ambient temperature 0 to 50°C
Ambient humidity 35 to 85%RH (No condensation)
Mass Approx. 120g
Waterproof IP66 (applicable only to the front panel subject to rubber gasket employed)
Display character height PV: 12mm SV: 6mm
Options Heating/ Cooling control Output (Must be specified) Relay contact (Contact material: Ag alloy) Control capacity 1a: 3A 250V AC (Resistive load), Electric life: 100,000 times
Non-contact voltage 12V DC±15% Max. 40mA (Short-circuit protected)
Heater burn-out alarm output Relay contact (Contact material: Ag alloy) Specify either single-phase 20 A, single-phase 50 A, 3-phase 20 A, or 3-phase 50 A for rated heater current. Setting accuracy: within ±5% of rated heater current Relay contact 1a: 3A 250V AC (Resistive load), Electric life: 100,000 times
Tool port Communication interface C-MOS level Cannot be used at the same time as serial communication (option). *This port can only be used with the tool cable (AKT4H820).
Accessories Mounting frame Comes with KT4H.
Terminal cover Sold separately.

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Communication functions

Item Specification
Communication type Half-duplex
Communication speed Select 2400, 4800, 9600, or 19200 bps using key operation.
Synchronization type Asynchronous
Protocol Modbus RTU, Modbus ASCII, MEWTOCOL (Slave)
Coding Binary/ASCII
Interface EIA RS485 compliant
No. of nodes 31
Maximum cable length 1,000 m (cable resistance must be within 50ohm)

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