
Model |
NR-TH08 *1 |
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Type |
High-accuracy temperature/voltage measurement unit |
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Input method |
Floating unbalanced input, channels insulated from each other, CH inputs insulated from other units (PC), |
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Number of channels |
Input: 8 *2 |
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Measurement cycle |
Fastest sampling cycle: 100 ms (A/D integration time: 2 ms) to 1 h |
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A/D converting system |
Delta-sigma method |
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A/D resolution |
24 bit |
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A/D integration time |
2 ms, 16.7 ms, 20 ms |
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Input type |
Voltage: ±50 V, ±10 V, ±5 V, ±1 V, ±0.5 V, ±0.1 V; Thermocouple; K, J, E, T, R, S, B, N, C; |
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Measurement range |
±50 V |
Measurable range: −55.00 to +55.00 V |
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±10 V |
Measurable range: −11.000 to +11.000 V |
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±5 V |
Measurable range: −5.500 to +5.500 V |
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±1 V |
Measurable range: −1.1000 to +1.1000 V |
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±500 mV |
Measurable range: −550.0 to +550.0 mV |
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±100 mV |
Measurable range: −110.00 to +110.00 mV |
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K |
Measurable range: −100 to +1372°C -148°F to +2501.6°F, −200 to −100°C -328°F to -148°F |
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J |
Measurable range: −100 to +1200°C -148°F to +2192°F, −200 to −100°C -328°F to -148°F |
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E |
Measurable range: −100 to +1000°C -148°F to +1832°F, −200 to −100°C -328°F to -148°F |
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T |
Measurable range: −100 to +400°C -148°F to +752°F, −200 to −100°C -328°F to -148°F |
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N |
Measurable range: 0 to 1300°C 32°F to 2372°F |
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C |
Measurable range: 1500 to 2315°C 2732°F to 4199°F, 0 to 1500°C 32°F to 2732°F |
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R |
Measurable range: 300 to 1768°C 572°F to 3214.4°F, 0 to 300°C 32°F to 572°F |
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S |
Measurable range: 300 to 1768°C 572°F to 3214.4°F, 0 to 300°C 32°F to 572°F |
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B |
Measurable range: 400 to 600°C 752°F to 1112°F, 600 to 1820°C 1112°F to 3308°F |
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Pt100 |
Measurable range: −200 to +660°C -328°F to +1220°F |
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JPt100 |
Measurable range: −200 to +510°C -328°F to +950°F |
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Reference contact compensation |
Switchable between internal and external (individual unit setting, 0°C 32°F for external) |
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Reference contact compensation accuracy |
±0.7°C ±1.3°F (23°C ±2°C 73.4°F ±3.6°F, at input terminal temperature equilibrium) |
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Maximum input voltage |
±60 V (rated) |
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Input impedance |
Thermocouple, Voltage: 5 V range or lower |
10 MΩ or more |
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Voltage: 50 V, 10 V range |
Approx. 1 MΩ |
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Withstand voltage |
Measurement input terminal - System bus |
1500 VAC (50/60 Hz) for 1 minute |
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Mutually between measurement input terminals |
120 Vp-p AC/DC |
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Input signal source resistance |
Voltage/thermocouple |
2 kΩ or less |
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Resistance thermometer |
10 Ω or less per line (three lines must be equal) |
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Thermocouple burnout |
Wire breakage detected in the thermocouple range by applying 1 μA of current |
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Burnout detection frequency |
Detected in the measurement cycle |
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Buffer memory |
200k data |
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Warm up time |
30 minutes or more*5 |
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Rating |
Power consumption |
1.2 W or less |
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Environmental resistance |
Ambient temperature |
0 to +40°C 32°F to 104°F |
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Relative humidity |
10 to 85% RH (no condensation) |
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Weight |
Approx. 230 g 8.12 oz (including approx. 100 g 3.53 oz for the OP-51582 (NR-TH08 terminal block)) |
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*1 The above specifications are the values when zero point adjustment is performed after the warm-up period in an environment with a temperature of 23°C ±3°C 73.4°F ±5.4°F. | ||||
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.
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