Voltage (high resolution) input Amplifier This unit is one input channel. Simply slot the 8954 into the Digital Oscillo Series MEMORY HiCORDER 8855 for use Basic Specifications

• Measurement functions Number of channels: 1 voltage or temperature measurement channel
• Input Voltage input: isolated BNC connector, thermocouple input: Plug-in terminal, Max. rated voltage to earth: 370 V AC, DC (with input isolated from the unit, the maximum voltage that can be applied between input channels and chassis, or across input pins, without causing damage)
• Voltage measurement range 500 µV to 2 V/division, 12 settings, full-scale = 20 divisions, low-pass filter: 1/5/50/500/20 kHz, the measurement resolution: 1/1600 of range (using 16-bit AD)
• Temperature measurement range 10 °C, 100 °C/division, 2 settings, full-scale = 20 divisions, low-pass filter: 1/5/50/500/20 kHz, the measurement resolution: 1/1000 of range (using 16-bit AD)
• 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, W: 0 to 2000 °C
• Reference junction compensation: internal/external (interchangeable)
• Maximum sampling rate Voltage input: 100 kS/s, temperature measurement: 4 kS/s (data updates every 250 ms)
• Accuracy Voltage input: DC amplitude: ±0.2% f.s. Zero-position: ±0.2% f.s.
• Temperature measurement (K, E, J, T, N): ±0.1% f.s. ±1 °C, ±0.1% f.s. ±2 °C (-200 °C to 0 °C), (R, S, W): ±0.1% f.s. ±3 °C, (B): ±0.1% f.s. ±4 °C (400 to 1800 °C)
• Reference contact compensation accuracy: ±0.1% f.s. ±1.5 °C (for reference junction internal compensation) Frequency characteristics Voltage input: DC to 20 kHz +1/-3 dB
• Temperature measurement: DC to 1 kHz +1/-3 dB
• Input resistance and capacitance Voltage input: 1 M-ohm, 60 pF (when C is 10 kHz)
• Temperature measurement: 4.8 M-ohm or more
• Max. allowable input 30 V rms or 60 V DC (the maximum voltage that can be applied between input pins without causing damage)
• Accessories None * The input cord and conversion cable are optional