Temperature Meter
last update: June 18, 2018
K3MA-L 100-240VAC,
K3MA-L-C 100-240VAC |
K3MA-L 24VAC/VDC,
K3MA-L-C 24VAC/VDC |
|
---|---|---|
Supply voltage | 100 to 240 VAC | 24 VAC (50/60 Hz), 24 VDC |
Operating voltage range | 85% to 110% of the rated supply voltage | |
Power consumption
(under maximum load) |
6 VA max. | 4.5 VA max. (24 VAC)
4.5 W max. (24 VDC) |
Insulation resistance | 20 MΩ min. (at 500 VDC) between external terminal and case.
Insulation provided between inputs, outputs, and power supply. |
|
Dielectric strength | 2,000 VAC for 1 min between external terminal and case.
Insulation provided between inputs, outputs, and power supply. |
|
Noise immunity | ±1,500 V on power supply terminals in
normal or common mode. ±1 μs, or 100 ns for square-wave noise with 1 ns. |
±480 V on power supply terminals in
normal mode. ±1,500 V in common mode. ±1 μs, or 100 ns for square-wave noise with 1 ns. |
Vibration resistance | Vibration: 10 to 55 Hz, 0.35-mm half amplitude
5 min each in X, Y, and Z directions for 10 sweeps. |
|
Shock resistance | 150 m/s2 (100 m/s2 for relay contact outputs) 3 times each on 3 axes, 6 directions. | |
Ambient temperature | Operating: -10°C to 55°C (with no condensation or icing)
Storage: -25°C to 65°C (with no condensation or icing) |
|
Ambient humidity | Operating: 25% to 85% (with no condensation) | |
Approved safety
standards |
UL61010-1, CSA C22.2 No.61010-1-04, conforms to EN61010-1 (Pollution degree 2/overvoltage category II)
Conforms to VDE0106/P100 (finger protection) |
|
EMC | (EMI) EN61326-1 Industrial electromagnetic environment
Emission Enclosure: CISPR 11 Group 1 class A Emission AC Mains: CISPR 11 Group 1 class A (EMS) EN61326-1 Industrial electromagnetic environment Immunity ESD: EN61000-4-2: 4 kV contact discharge, 8 kV air discharge Immunity RF-interference: EN61000-4-3: 10 V/m (amplitude-modulated, 80 MHz to 1 GHz) Electrical Fast Transient Noise: EN61000-4-4: 2 kV (power line) Immunity Burst Noise: 1 kV line to line (I/O signal line) Immunity Surge: EN61000-4-5: 1 kV (power line), 2 kV line to ground (power line) Immunity Conducted Disturbance: EN61000-4-6: 3 V (0.15 to 80 MHz) Immunity Voltage Dip/Interrupting: EN61000-4-11: 0.5 cycle, 0, 180°, 100% (rated voltage) |
|
Weight | Approx. 200 g |
Indication accuracy
(at 23±5°C) (See note.) |
Thermocouple:
(±0.5% of indication value or ±1°C, whichever greater) ±1 digit max. Platinum-resistance thermometer: (±0.5% of indication value or ±1°C, whichever greater) ±1 digit max. |
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Input | Thermocouple: K, J, T, E, L, U, N, R, S, B
Platinum-resistance thermometer: JPt100, Pt100 |
Measurement method | Double integral method |
Sampling period | 500 ms |
Display refresh period | Sampling period (sampling times multiplied by number of averaging times if average
processing is selected.) |
Max. displayed digits | 4 digits (-1999 to 9999) |
Display | 7-segment digital display, Character height: 14.2 mm |
Polarity display | “-” is displayed automatically with a negative input signal. |
Zero display | Leading zeros are not displayed. |
Input shift | Input shift equivalent to the setting value supported for all points within the sensor
measurement range. |
Hold function | Max hold (maximum value), Min hold (minimum value) |
Hysteresis setting | Programmable with front-panel key inputs (0001 to 9999). |
Other functions | Display color change (green (red), green, red (green), red)
Average processing (simple average OFF/2/4/8 operations) Setting change lockout Parameter initialization |
Output | Relay contact (SPDT) |
Delay in comparative outputs | 1 s max. |
Degree of protection | Front panel: NEMA TYPE 4X for indoor use (equivalent to IP66)
Rear case: IEC standard IP20 Terminals: IEC standard IP00 + finger protection (VDE0106/100) |
Memory protection | Non-volatile memory (EEPROM) (possible to rewrite 100,000 times) (with terminal
cover attached) |
Input | Pt100 | JPt100 | ||||
---|---|---|---|---|---|---|
Range | °C | -200 to 850 | -199.9 to 500.0 | 0.0 to 100.0 | -199.9 to 500.0 | 0.0 to 100.0 |
°F | -300 to 1500 | -199.9 to 900.0 | 0.0 to 210.0 | -199.9 to 900.0 | 0.0 to 210.0 | |
Parameter | 0 | 1 | 2 | 3 | 4 |
Input | K | J | T | E | L | U | N | R | S | B | |||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Range | °C | -200 to 1300 |
-20.0 to 500 |
-100 to 850 |
-20.0 to 400 |
-200 to 400 |
-199.9 to 400 |
0 to 600 |
-100 to 850 |
-200 to 400 |
-199.9 to 400 |
-200 to 1300 |
0 to 1700 |
0 to 1700 |
100 to 1800 |
°F | -300 to 2300 |
0 to 900 |
-100 to 1500 |
0 to 750 |
-300 to 700 |
-199.9 to 700 |
0 to 1100 |
-100 to 1500 |
-300 to 700 |
-199.9 to 700 |
-300 to 2300 |
0 to 3000 |
0 to 3000 |
300 to 3200 |
|
Parameter | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
Item | Resistive load (cosφ = 1) | Inductive load (cosφ = 0.4, L/R = 7 ms) |
---|---|---|
Rated load (UL ratings) | 5 A at 250 VAC, 5 A at 30 VDC | 1.5 A at 250 VAC, 1.5 A at 30 VDC |
Min. permissible load
(P level, reference value) |
10 mA at 5 VDC | |
Mechanical life | 20,000,000 times min. | |
Electrical life | 100,000 times min. |
last update: June 18, 2018