Product Overview
The JS8746 Harsh Environment Temperature Sensor is engineered for critical temperature monitoring in demanding conditions, particularly within the container-ship HVAC control market and for the transportation of goods by land, sea, and air. It ensures the integrity of temperature-sensitive merchandise by providing accurate and reliable temperature data. Designed to withstand harsh marine environments, including exposure to salt solutions, ozone, UV, and cleaning detergents, this sensor offers superior durability and performance. Its robust construction and advanced materials meet statutory requirements for temperature measurement, safeguarding against product deterioration and potential financial losses due to temperature excursions during transit.
Product Attributes
- Brand: Amphenol Advanced Sensors
- Housing Material: Stainless steel hard shell (Class corrosion resistance A2 or better according to ISO3506)
- Cable Material: Double-insulated, multicore copper conductors, tin-coated
- Crimp Caps Material: Tin-coated brass with integral strain relief
- Environmental Protection: IP68
- Resistance To: Salt solutions, Ozone, UV, marine environment cleaning detergents
- Inert To: Trace levels of airborne R134a refrigerant
Technical Specifications
| Part Number | L / mm | K / mm | Tolerance 0-70C / C | Resistance at 25C (nominal) | B25/85 (nominal) | Temperature Range (C) | Time Constant (seconds) | Withstand Voltage |
|---|---|---|---|---|---|---|---|---|
| JS8746A-0.20 | 1000 | 50 | 0.20 | 10,000 | 3977K | -40 to 125 | 20 | 2.5kV rms for 1 minute |
| JS8746B-0.20 | 2000 | 50 | 0.20 | |||||
| JS8746C-0.20 | 3000 | 50 | 0.20 | |||||
| JS8746A-0.15 | 1000 | 50 | 0.15 | |||||
| JS8746B-0.15 | 2000 | 50 | 0.15 | |||||
| JS8746C-0.15 | 3000 | 50 | 0.15 | |||||
| Cable Conductor Cross-sectional Area: 0.25 mm (23 AWG) min, configured as 19mm x 0.14mm | ||||||||
| Thermal Equilibrium Temperature Tolerance: 0.2C or 0.15C (Temperature Range: 0C to 70C) | ||||||||
| HACT Exposure: Exceeded 14 days (1 day HACT = 1 year marine exposure) | ||||||||
| Temp C | R nom / | R min / | R max / | R Tol - % | R Tol + % | Temp Tol + C | Temp Tol - C |
|---|---|---|---|---|---|---|---|
| -40 | 333560 | 328250 | 338930 | -1.59 | 1.61 | 0.24 | -0.24 |
| -35 | 241070 | 237420 | 244750 | -1.51 | 1.53 | 0.24 | -0.24 |
| -30 | 176080 | 173550 | 178630 | -1.44 | 1.45 | 0.23 | -0.23 |
| -25 | 129930 | 128160 | 131700 | -1.36 | 1.37 | 0.23 | -0.23 |
| -20 | 96807 | 95560 | 98061 | -1.29 | 1.30 | 0.22 | -0.22 |
| -15 | 72809 | 71922 | 73699 | -1.22 | 1.22 | 0.22 | -0.22 |
| -10 | 55253 | 54617 | 55890 | -1.15 | 1.15 | 0.21 | -0.21 |
| -5 | 42292 | 41834 | 42751 | -1.08 | 1.09 | 0.21 | -0.21 |
| 0 | 32639 | 32382 | 32897 | -0.79 | 0.79 | 0.15 | -0.15 |
| 5 | 25391 | 25139 | 25642 | -0.99 | 0.99 | 0.20 | -0.20 |
| 10 | 19902 | 19711 | 20093 | -0.96 | 0.96 | 0.20 | -0.20 |
| 15 | 15713 | 15567 | 15860 | -0.93 | 0.93 | 0.20 | -0.20 |
| 20 | 12493 | 12380 | 12606 | -0.90 | 0.90 | 0.20 | -0.20 |
| 25 | 10000 | 9912.2 | 10088 | -0.88 | 0.88 | 0.20 | -0.20 |
| 30 | 8055.9 | 7987.3 | 8124.6 | -0.85 | 0.85 | 0.20 | -0.20 |
| 35 | 6530.0 | 6475.9 | 6584.1 | -0.83 | 0.83 | 0.20 | -0.20 |
| 40 | 5324.6 | 5281.8 | 5367.5 | -0.80 | 0.80 | 0.20 | -0.20 |
| 45 | 4366.5 | 4332.4 | 4400.7 | -0.78 | 0.78 | 0.20 | -0.20 |
| 50 | 3600.5 | 3573.1 | 3627.9 | -0.76 | 0.76 | 0.20 | -0.20 |
| 55 | 2984.6 | 2962.5 | 3006.7 | -0.74 | 0.74 | 0.20 | -0.20 |
| 60 | 2486.6 | 2468.7 | 2504.5 | -0.72 | 0.72 | 0.20 | -0.20 |
| 65 | 2081.8 | 2067.2 | 2096.4 | -0.70 | 0.70 | 0.20 | -0.20 |
| 70 | 1751.1 | 1739.1 | 1763.0 | -0.68 | 0.68 | 0.20 | -0.20 |
| 75 | 1479.6 | 1468.8 | 1490.3 | -0.72 | 0.73 | 0.22 | -0.22 |
| 80 | 1255.6 | 1246.0 | 1265.2 | -0.77 | 0.77 | 0.24 | -0.24 |
| 85 | 1070.0 | 1061.4 | 1078.6 | -0.81 | 0.81 | 0.25 | -0.26 |
| 90 | 915.55 | 907.82 | 923.29 | -0.84 | 0.85 | 0.27 | -0.27 |
| 95 | 786.43 | 779.50 | 793.39 | -0.88 | 0.88 | 0.29 | -0.29 |
| 100 | 678.07 | 671.84 | 684.32 | -0.92 | 0.92 | 0.31 | -0.31 |
| 105 | 586.75 | 581.16 | 592.38 | -0.95 | 0.96 | 0.33 | -0.34 |
| 110 | 509.52 | 504.48 | 514.58 | -0.99 | 0.99 | 0.35 | -0.36 |
| 115 | 443.94 | 439.40 | 448.51 | -1.02 | 1.03 | 0.38 | -0.38 |
| 120 | 388.06 | 383.97 | 392.19 | -1.06 | 1.06 | 0.40 | -0.40 |
| 125 | 340.29 | 336.59 | 344.02 | -1.09 | 1.10 | 0.42 | -0.42 |
2411220423_Amphenol-JS8746B-0-15_C17450795.pdf
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