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TECH IMPRO AUTOMATION SOLUTION SDN BHD
25, Jalan Chain Ferry, Taman Chai Leng, 13700 Perai, Pulau Pinang, Malaysia.
+6012-466 1514
TSURUGA MODEL 4258
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- Temperature Measuring Digital Meter Relay
- ¡ö Easy calibration for scaling
- ¡ö Available analog or BCD output
- ¡ö Relay or open collector for comparison output
Model Designation
| 4258 | - | ¡õ | - | ¡õ | - | ¡õ | - | ¡õ | - | ¡õ |
| ¢Ù | ¢Ú | ¢Û | ¢Ü | ¢Ý |
¢Ù Power supply voltage
| Code | Power source voltage |
|---|---|
| A | AC 100 to 240 V |
| B | DC 12 to 24 V |
¢ÚData output
| Code | Data output | Tolerable Load resistive | |
|---|---|---|---|
| Blank | - | ||
| 03 | Analog output DC ±1 V | More than 200 Ω | |
| 04 | Analog output DC ±5 V | More than 1 kΩ | |
| 05 | Analog output DC ±10 V | More than 2 kΩ | |
| 09 | Analog output DC 1 to 5 V | More than 1 kΩ | |
| 23 | Analog output DC ±1 mA | 0 to 10 kΩ | |
| 24 | Analog output DC ±5 mA | 0 to 2 kΩ | |
| 29 | Analog output DC 4 to 20 mA | 0 to 600 Ω | |
| BP | BCD output (TTL level positive logic) | - | |
| BN | BCD output (TTL level negative logic) | - | |
| DN | BCD output (transistor output, sink type) | - | |
| E1 | RS-485 | - | |
Measuring Input
Thermocouple
| Sensor | Measuring range | Display range | Accuracy | Over load |
|---|---|---|---|---|
| R | 100.0 to 1768.0°C | -50.0 to 1800°C | ±(0.3% of rdg + 1°C) | DC ±10 V |
| K | -200.0 to 1372.0°C | -270.0 to 1400.0°C | ||
| E | -200.0 to 1000.0°C | -270.0 to 1050.0°C | ||
| J | -200.0 to 1200.0°C | -210.0 to 1250.0°C | ||
| T | -200.0 to 400.0°C | -270.0 to 420.0°C | ||
| B | 600.0 to 1800.0°C | -20.0 to 1820.0°C | ||
| N | -200.0 to 1300.0°C | -230.0 to 1350.0°C |
Resistance thermobulb
| Sensor | Measuring range | Display range | Accuracy | Over load |
|---|---|---|---|---|
| Pt100Ω | -200.0 to 850.0°C | -200.0 to 870.0°C | ±(0.2% of rdg + 0.3digit) | DC ±10 V |
| JPt100Ω | -200.0 to 645.0°C | -200.0 to 660.0°C |
Specification
| Display |
Red or Green LED (character height 14.2mm), “-” polarity, with zero-suppress function. During the measuring mode, the display switches from current value to peak memory, bottom memory, display amplitude, and current value. |
|---|---|
| Sensor selection | Selectable from 9 types of temperature sensor |
| Over-range display | Flashing with minimum or maximum value of display range |
| Direction of burnout | Flashes at Max. display value. In case of RTD, it is selectable at Max. or Min. display value |
| Response | within 1 second or within display cycle, whichever longer |
| Resolution | RTD input: 0.1 °C (0.01°C when PT100Ω range 2) |
| External resistance |
500Ω Max. for Thermocouple input 5Ω Max. per wire for RTD input |
| Sampling rate | Approx. 5 times/s. |
| Display cycle | Selectable from 200ms, 400ms, 1s, 2s, 4s, 5s |
| Input method | Single ended, floating input |
| A/D conversion | ¨S-∑conversion method |
| Noise Rejection |
Normal mode (NMR) - More than 50 dB. Common mode (CMR) - More than 110 dB. Noise through power supply line – 1000 V (at AC voltage power supply) |
| Comparative digit | Figure: 4-digit, Pole: 1-digit |
| Comparative method |
2-isolated contact, programmable of high/low point (for model HI, GO, and LO) CPU comparative judgement method (against display value) |
| Judgement | Digital switch setting |
| Width of hysteresis | 1 - 999, set the same value for 2-comparative output |
| Comparative display | LED display, HI(red), GO(green), and LO(yellow) |
| Comparative output |
Relay contact, 1-SPST Normally Open, 125 V 0.5 A AC, 250 V 0.1 A AC (resistive) NPN Open collector, Max. DC 30 V 30 mA, Max. 1.6 V saturation voltage |
| Hold | Hold for the measuring data, comparative output, and data output |
| Reset | Default the comparative output |
| Insulation Resistance | DC 500 V, More than 100 MΩ |
| Withstand Voltage |
Input terminals – External case: AC 1500 V each for 1min. Power supply terminals – External case: AC 1500 V each for 1min. Power supply terminals - Input and output terminals: AC 500 V each for 1min. |
| Power Supply | AC 100 to 200 V (50/60Hz), DC 12 to 24 V |
| Power Consumption | Approx. 5 VA at 100 V AC, 7 VA at 200 V AC, 180 mA at 12 V. 90 mA at 24 V DC. |
| Operating Temperature | 0 to 50°C |
| Storage Temperature | -20 to 70°C |
| Weight | Approx. 450 g |