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Hioki 8937
Temperature Voltage Unit
Product Highlights
- Simply slot the 8937 into the MEMORY HiCORDER for use
- Input Number of channels:2 each for voltage and temperature
- * Input isolated from output, inter-channel isolation
- Voltage input:isolated BNC thermocouple input:plug-in terminal
- Voltage measurement range 500 µV to 2 V/division; 12 settings, the measurement resolution is 1/80 of range
- * When attached to recorder where full-scale (f.s.) = 20 divisions
- 1 mV to 5 V/division; 12 settings, the measurement resolution is 1/160 of range
- * When attached to recorder where full-scale (f.s.) = 10 divisions
- Low-pass filter: 5/500/5 k/100 kHz
- Temperature measurement range 10 °C to 100 °C/division; 4 settings, the measurement resolution is 1/80 of range
- * When attached to recorder where full-scale (f.s.) = 20 divisions
- 20 °C to 200 °C/division; 4 settings, the measurement resolution is 1/160 of range
- * When attached to recorder where full-scale (f.s.) = 10 divisions
- Low-pass filter: 5/500 Hz
- Thermocouple range K: -200 to 1350 °C, E: -200 to 800 °C, J: -200 to 1100 °C, T: -200 to 400 °C, N: -200 to 1300 °C, R: 0 to 1700 °C, S: 0 to 1700 °C, B: 300 to 1800 °C
- Reference junction compensation: internal/ external (switchable)
- Maximum sampling rate Voltage input: 1 MS/s, Temperature measurement: 4 kS/s (2-channel simultaneous sampling)
- Accuracy Voltage input: DC amplitude ±0.4% of f.s. Zero-position ±0.15% of f.s.
- Temperature measurement (K, E, J, T, N): ±0.1% of f.s. ±1 °C, ±0.1% of f.s. ±2 °C (-200 to 0 °C), (R, S): ±0.1% of f.s. ±3 °C, (B): ±0.1% of f.s. ±4 °C (400 to 1800 °C)
- Reference junction compensation accuracy: ±0.1 % f.s. ±1.5 °C (internal compensation)
- Zero-position Voltage input: -50 % to 150 %, 1 % steps * With zero-adjust function
- Temperature measurement: -100 % to 100 %, 1 % steps
- Frequency characteristics Voltage input: DC to 400 kHz + 1/-3 dB Temperature measurement: DC to 1 kHz + 1/-3 dB
- Max. allowable input 30 V rms or 60 V DC (upper voltage which when applied to between input pins does not damage them)
- Max. rated voltage to earth 30 V rms or 60 V DC (upper voltage which when applied to input channel casing or between input channels does not damage them)
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