Business > Industrial Devices > Automation Controls Top > FA Sensors & Components > Timers / Counters / FA Componets > Temperature Controllers > KT2 Temperature Controllers > Rating/ Performance
Discontinuation plan
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Display | Specifications | |||
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KT2 | ||||
CE marking directive compliance | Low Voltage Directive, EMC Directive, RoHS Directive | |||
Size | 48×24mm 1.890×0.945 in | |||
Rating | Supply voltage (Must be specified) | 100 - 240V AC | ||
24V AC/DC | ||||
Frequency | 50/60Hz | |||
Rating power consumption | 5 VA approx. | |||
Rated scale | Input type | Input range | ||
Thermocouple | K | -200 to 1,370℃(-320 to 2500℉) | ||
-199.9 to 400.0℃(-199.9 to 750.0℉) | ||||
J | -200 to 1,000℃(-320 to 1800℉) | |||
R | 0 to 1,760℃(0 to 3200℉) | |||
S | 0 to 1,760℃(0 to 3200℉) | |||
B | B0 to 1820℃(0 to 3300℉) | |||
E | -200 to 800℃(-320 to 1500℉) | |||
T | -199.9 to 400.0℃(-199.9 to 750.0℉) | |||
N | -200 to 1,300℃(-320 to 2300℉) | |||
PL-II | 0 to 1,390℃(0 to 2500℉) | |||
C(W/Re5-26) | 0 to 2315℃(0 to 4200℉) | |||
RTD | Pt100 | -200 to 850℃(-300 to 1500℉) | ||
-199.9 to 850.0℃(199.9 to 999.9℉) | ||||
JPt100 | -200 to 500℃(-300 to 900℉) | |||
-199.9 to 500.0℃(-199.9 to 900.0℉) | ||||
DC Current | 4 to 20mA DC | -1,999 to 9,999, -199.9 to 999.9 -19.99 to 99.99, -1.999 to 9.999 | ||
0 to 20mA DC | ||||
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 is possible for DC current input and DC voltage input. · DC current input is supported with an externally connected 50Ω shunt resistor (sold separately). |
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Sensor input |
Thermocouple | K, J, R, S, B, E, T, N, PL-II, C (W/Re5-26) External resistor: Max. 100Ω (max. 40Ω external resistor for B input) |
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RTD | Pt100, JPt100 3-conductor system (Allowable input conductor resistance for each conductor: max. 10Ωor less) | |||
DC current | 0 to 20mA DC | Input impedance: 50Ω (Connect 50Ω shunt resistor between input terminals.) Allowable input current: 50 mA or less (When 50Ω shunt resistor is used) |
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4 to 20mA DC | ||||
DC voltage | 0 to 1V DC | Input impedance: 1 MΩ or more, Allowable input voltage: 5 V or less, Allowable signal source resistance: 2 kΩ or less | ||
0 to 5V DC | · 0 to 5 V DC, 1 to 5 V DC, 0 to 10 V DC Input impedance: 100 kΩ or more, 1 to 5 V DC Allowable input voltage: 15 V or less, Allowable signal source resistance: 100 Ω or less |
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1 to 5V DC | ||||
0 to 10V DC | ||||
Control output | Relay contact | (Must be specified) |
1a | |
3 A 250 V AC (at resistive load), 1 A 250 V AC (at inductive load cos ø = 0.4), Electrical life: 100,000 times | ||||
Non-contact voltage (Voltage output for SSR drive ) |
12+20 V DC, Max. load current: 40mA (with short circuit protection circuit) | |||
DC current | 4 to 20mADC Load resistance: Max. 550Ω | |||
Alarm output 1 (EV1) | Relay contact 1a 3A 250V AC (Resistive load), 1a 1A 250V AC (cosø=0.4) |
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Alarm output 2 (EV2) | Open collector 0.1A 24V DC | |||
Control method | PID action (with auto-tuning function), PI action, PD action (with manual reset function), P action (with manual reset function), ON / OFF action | |||
Target temperature setting | Primary setting/secondary setting (switched by external terminal) |
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Program control function | 1 pattern, 9-step setting is possible (However, make function selection setting of either control with fixed set point or program control.) | |||
Accuracy | Thermocouple | Within ± (0.2 % + 1 digit) of each input span or within ±2℃ (4℉) whichever is greater However, R or S input; within ±6℃ (12℉) in the range of 0 to 200℃ (32 to 392℉) B input, range of 0 to 300℃ (32 to 572℉): accuracy is not guaranteed K, J, E, T, and N input, less than 0℃ (32℉): within ± (0.4 % ±1 digit) of input span | ||
RTD | Within ±(0.1 % + 1 digit) of each input span or ±1℃ (2℉) whichever is greater | |||
DC current and DC voltage | Within ±0.2% ±1 digit of each input span | |||
Sampling period | 250ms | |||
Hysteresis | Thermocouple and RTD: 0.1 to 100.0℃ (℉) DC current and DC voltage: 1 to 1,000 (The decimal point place follows the selection) |
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Proportional band | For sensor input range and DC current,DC voltage 0.0 to 110.0% | |||
Integral time | 0 to 1,000 seconds | |||
Derivative time | 0 to 300 seconds | |||
Proportional cycle | 1 to 120 seconds | |||
Allowable voltage fluctuation | When 100-240 V AC: 85-264 V AC, When 24 V AC/DC: 20-28 V AC/DC | |||
Insulated resistance | 500 V DC, Min. 10 MΩ | |||
Breakdown voltage | Between input terminal and power terminal Between output terminal and power terminal 1.5 kV AC for 1 min. |
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Malfunction vibration | 10 to 55 Hz (1 cycle/min.), single amplitude: 0.35 mm 0.014 in (10 min. on 3 axes) | |||
Breakdown vibration | 10 to 55 Hz (1 cycle/min.), single amplitude: 0.75 mm 0.030 in (1 hour on 3 axes) | |||
Malfunction shock | X, Y and Z each direction for 5 times 98 m/s2 | |||
Breakdown shock | Same as above, but 294 m/s2 | |||
Ambient temperature | 0 to 50℃ 32 to +122℉ | |||
Ambient humidity | 35 to 85%RH (No condensation) | |||
Mass | 120 g approx. | |||
Waterproof | IP66 (applicable only to the front panel subject to rubber gasket employed) | |||
Display character height | PV: 8.7 mm 0.342 in SV: 8.7 mm 0.342 in (PV / SV switching display) |
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Option functions | Heating / Cooling control |
Relay contact | Relay contact: 1a 3 A 250 V DC (at resistive load) |
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Non-contact voltage |
- | |||
Heater burnout alarm output |
- | |||
Communication function | Please refer below to “Communication Function Overview”. | |||
Accessories | Mounting frame / Mounting bracket | Included with controller | ||
Terminal cover | Sold separately | |||
Rubber gasket | Included with controller |
Item | Specification |
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Communication method | Half-duplex |
Communication speed | Select 2,400, 4,800, 9,600, or 19,200 bps using key operation. |
Synchronization type | Asynchronous |
Protocol | Modbus |
Coding | ASCII |
Error correcting | Parity check and check sum |
Error detection | Parity check, check sum |
Data structure | Start bit: 1 Data bit: 7 Parity: Even parity Stop bit: 1 |
Interface | EIA RS-485 compliant |
No. of nodes | 31 |
Maximum cable length | 1,000 m 3,280.840 ft(cable resistance must be within 50Ω |
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