MercuryiTC
©2014 Oxford Instruments Omicron NanoScience. All rights reserved.
Page 164
Probe connections isolation to chassis >50 VDC
Nitrogen probe specifications
Parameter Specification
Probe source voltage 12 VDC
Probe source oscillator frequency range 5 kHz to 90 kHz
Probe sensing resolution (level) 0.1%
Probe sensing accuracy (level) 0.5%
17.9 Pressure board
Parameter Specification
Measurement absolute accuracy ±0.1% full scale in each range
Measurement Resolution 24 bits
Voltage Measurement Ranges 10V, 1.6V, 0.8V, 0.4V, 0.2V, 0-0.1V (Auto-ranging)
Current Measurement Ranges
4-20mA (20mA, 16mA, 8mA, 4mA Auto-ranging)
Measurement Frequency 1Hz-10Hz
Sensor Excitation Voltage 0 V(off) , 10V±5% or 15V±5%
Sensor Excitation Current 0 - 20 mA
Sensor Excitation Current Trip >30mA
Short Circuit Protection Duration Indefinite
Isolation From Mercury Chassis 50 Volts
Over Voltage Protection Diode on each connector pin: 50V/200mA
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