Spectrum Controls 1769 User Manual page 49

Accuracy 25 ˚C
Accuracy 0 ˚C to 60 ˚C ±0.9 ˚C for Platinum 385
Repeatability (at 25
°C)
8
Data formats
Input Filter
Channel Update Time
Module or Single
Channel Minimum
Repeatability for:
8
16.7 Hz filter is 2× the repeatability of the 4.17 Hz filter
19.6 Hz filter is 2× the repeatability of the 4.17 Hz filter
62 Hz filter is 4× the repeatability of the 4.17 Hz filter
470 Hz filter is 10× the repeatability of the 4.17 Hz filter
±0.5 ˚C for Platinum 385
±0.4 ˚C for Platinum 3916
±0.2 ˚C for Nickel
±0.3 ˚C for Nickel-Iron
±0.6 ˚C for Copper
±0.15Ωs for 150Ω range
±0.5Ωs for 500Ω range
±1.0Ωs for 1000Ω range
±1.5Ωs for 3000Ω range
±0.8 ˚C for Platinum 3916
±0.4 ˚C for Nickel
±0.5 ˚C for Nickel-Iron
±1.1 ˚C for Copper
±0.25Ωs for 150Ω range
±0.8Ωs for 500Ω range
±1.5Ωs for 1000Ω range
±2.5Ωs for 3000Ω range
4.17 Hz and 10 Hz filter
±0.2°C for Platinum 385
±0.2°C for Platinum 3916
±0.1°C for Nickel
±0.1°C for Nickel-Iron
±0.2°C for Copper
±0.04Ωs for 150Ω range
±0.2Ωs/°C for 500Ω range
±0.2Ωs/°C for 1000Ω range
Engineering units, Engineering units ×10, Scaled for PID, Prop. Counts,
±0.2Ωs/°C for 3000Ω range
Percent of Full Scale
4.17 Hz, 10 Hz, 16.7 Hz, 19.6 Hz, 62 Hz and 470 Hz
See Module Update Time in Chapter 3.
4 ms with 470 Hz filter, lead compensation disabled
10 ms with 470 Hz, lead compensation enabled
Appendix A: Specifications
User's Manual Pub. 0300241-02 Rev. A
A-3