Specifications
71
IM 767361-01E
Specifications
Pressure Measurement Section (Common to All Models)
Leakage
Less than 10
–5
cm
3
/sec
Permissible Fluids
Non-flammable, non-explosive, non-toxic, or non-corrosive gasses and liquids
Fluid Temperature
5 to 50°C
Fluid Viscosity
Less than 5 × 10
–6
m
2
/s
Pressure Sensor
Silicon resonant sensor
Pressure Sensing Element
Diaphragm
Display Units
kPa only, kPa (kgf/cm
2
, mmHg, mmH
2
O), or kPa (psi, inHg, inH
2
O, kgf/cm
2
, mmHg, mmH
2
O)
*1
Input Connector
Rc1/4, NPT1/4 (female), and VCO
*2
1/4 (optional) on both front and rear panels.
It is not permitted to use both connectors at the same time.
Material
Diaphragm: Hastelloy C 276
Measurement chamber flange: SUS316
Internal piping: SUS316
O-ring: Fluoro-rubber
Input port: SUS316
*1: Select at time of purchase In all cases, factory default is kPa.
*2: VCO is registered trademark of SWAGELOK in the United States.
DCV and DCA Measurement Section, MT220 Only
Measuring Range
0 to ±5 V, 0 to ±20 mA
Accuracy Guaranteed Range
0 to ±5.25 V, 0 to ±21 mA
Accuracy
*1
30 days after calibration
±(0.01% of rdg + 2 digits)
90 days after calibration
±(0.03% of rdg + 2 digits)
6 months after calibration
±(0.05% of rdg + 3 digits)
One year after calibration
±(0.07% of rdg + 3 digits)
Display Range
DCV 0 to ±6.0000 V
DCA 0 to ±24.000 mA
Maximum Allowable Input Voltage 30 VDC
Maximum Allowable Input Current 100 mA
Display Units
V, mA
Insertion Impedance
DCV
Approx. 10 MΩ
DCmA
Approx. 20 Ω
CMRR (DCV only)
120 dB min. (50/60 Hz, RS=1 kΩ)
NMRR (DCV only)
60 dB min. (50/60 Hz)
Temperature Coefficient
±(0.01% of rdg + 2 digits)/10°C
*1 Operating condition: Temperature of 23±3°C, humidity of 20 to 80% RH, and a power supply voltage rating of ±5%.
24 V Supply Section, MT220 Only
Output Voltage
*1
24 ±1 VDC (fixed)
Output Current
Max. 30 mA max. (with limiter approx. 40 mA)
*1 Operating condition: Temperature of 23±3°C, humidity of 20 to 80% RH, and a power supply voltage rating of ±5%.
Data memory function, MT220 Only
Capacity
2000 data
