Rosemount RTD/thermocouples

Insulation resistance

When measured at 500VDC and room temperature，The minimum insulation resistance is 1000 M 。

Insulation resistance at high temperatures

When in 500 VDC and when measured at maximum temperature，The minimum insulation resistance is 400 M 。

Response time

When in accordance with the IEC 60751:2008 when tested in running water，attain 50% Sensor response is required at most 10.8 second

stability

According to IEC 60751:2008 The method specified in，Passed at the maximum specified temperature 1,000 The maximum freezing resistance drift measured after hours was ±0.15°C (0.059 )。

Effect of temperature cycling

According to IEC 60751:2008 The method specified in，Passed at the maximum specified temperature 10 The maximum measured freezing point resistance drift after cycles is ±0.15°C (0.059 )。

Lag

According to IEC 60751:2008 The method specified in，The maximum freezing resistance drift measured over the maximum specified temperature range is ±0.50°C (0.185 )。

Self-heating

According to IEC 60751:2008 The method specified in，The measured average is: 0.32 ℃/mW。

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Insulation resistance

When measured at 500VDC and room temperature，The minimum insulation resistance is 1000 M 。

Response time

Grounded thermocouples

When in accordance with the IEC 61515:2016 when tested in running water，attain 50% Sensor response is required at most 2.2 second。

Ungrounded thermocouples

When in accordance with the IEC 61515:2016 when tested in running water，attain 50% Sensor response is required at most 3.2 second。

Process immersion

Grounded thermocouples

Minimum immersion depth = 5 mm，According to IEC 61515:2016 Measured in water at 100°C。

Ungrounded thermocouples

Minimum immersion depth = 10 mm，According to IEC 61515:2016 Measured in water at 100°C。

continuity

Verify the electrical continuity of each conductor。For grounding point thermocouples，Verify the electrical continuity of each pair of conductors and sheaths。

Lead

Lead -24 AWG leads；FEP insulation；According to IEC 60584 or ASTM E230 for color coding。