Yokogawa 701265

YOKOGAWA 701265 HIGH PRECISION TEMPERATURE INPUT MODULE

The Yokogawa 701265 High Precision Temperature Input Module provides 2 channels of temperature (thermocouple) or voltage (switchable) measurement.

Specifications of the Yokogawa 701265 High Precision Temperature Input Module include:

• Function:  Temperature (thermocouple) or voltage measurement (switchable)
• Effective measurement range:  Voltage mesurement: twice of setting range
• Number of input channels:  2
• Input coupling:
• TC, DC, and GND
• TC:  Temperature (thermocouple) measurement  
• DC:  Voltage measurement (DC coupling)  
• Voltage measurement maximum sample rate:  100 kS/s  
• Temperature measurement data update rate:  500 Hz
• Voltage:
• rms:  1.5 mV  
• peak-to-peak:  10 mV  
• Measurement range/accuracy:
• Voltage measurement:
• Voltage sensitivity:  1 mV to 100 V range (1-2-5 steps)  
• Voltage accuracy:   ±(0.08% or range +  2μ V)  
• Frequency characteristics (-3 dB point when a sine wave of amplitude 60% of range is input):  
• Voltage measurement: DC to 100 Hz
• Temperature measurement:  DC to 100 Hz
• Maximum input voltage (at a frequency of 1 kHz or less):
• Temperature input:  42 V (DC + ACpeak)
• Voltage input:  42 V (DC + ACpeak)
• Maximum allowable common mode voltage (at a frequency of 1 kHz or less):
• Temperature input:  42 V (DC + ACpeak)(CAT l and CAT ll, 30 Vrms)
• Voltage input:  42 V (DC + ACpeak)(CAT l and CAT ll, 30 V)
• Vertical resolution:
• Voltage measurement during voltage input:  2400 LSB/div
• Temperature measurement when measuring temperature:  0.1 ºC
• -3 dB point when AC coupled low frequency attenuation point:  Voltage measurement 0.5 Hz or less
• Input connector:  Binding post
• Input impedance:  Approximately 1 MΩ
• Common mode rejection ratio:
• Voltage measurement:  80 dB (50/60 Hz) or more typical
• Temperature measurement:  120 dB or more (50/60 Hz, with 2-Hz filter ON, signal source resistance of 500  Î© or less) typical
• Residual noise level (input section shorted):  
• Voltage measurement:   ±4  Î¼ V or   ±0.1% of range, whichever is greater (typical)
• A/D conversion resolution:
• Voltage measurement:  16 bits (24000 LSB/range)
• Temperature coefficient:
• Voltage measurement:
• Zero point:   ±(0.01% of range)/   ºC (typical)
• Gain:   ±(0.02% of range)/   ºC (typical)
• Bandwidth limit (digital filter):  Select from OFF, 30 Hz, 8 Hz, and 2 Hz
• Input bias current:  20 nA or less