Scanner 2000 Steam Mass Flow Transmitter ... - Spirax Sarco
Scanner 2000 Steam Mass Flow Transmitter ... - Spirax Sarco
Scanner 2000 Steam Mass Flow Transmitter ... - Spirax Sarco
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Section 1 <strong>Scanner</strong> ® <strong>2000</strong> microEFM<br />
18<br />
Table 1.1—<strong>Scanner</strong> <strong>2000</strong> microEFM Specifications<br />
Inputs (Main Board) Turbine Meter Input 1<br />
• Configurable sensitivity adjustment (20, 50, 100 or 200 mV, peak-to-peak)<br />
• Frequency range: 0 to 3500 Hz<br />
• Input amplitude: 20 mV to 3000 mV, peak to peak<br />
Turbine Setting Input Sensitivity<br />
0 – 1000 Hz 1000 – <strong>2000</strong> Hz <strong>2000</strong> – 3500 Hz<br />
Low (20mV) 20 mVpp 25 mVpp 50 mVpp<br />
Med (50mV) 50 mVpp 70 mVpp 110 mVpp<br />
High (100mV) 100 mVpp 150 mVpp 250 mVpp<br />
Max (200mV) 200 mVpp 380 mVpp 620 mVpp<br />
Process Temperature Input<br />
• 100-ohm platinum RTD with 2-wire, 3-wire, or 4-wire interface<br />
• Sensing Range: -40°C to 427°C (-40°F to 800°F)<br />
• Accuracy: 0.2°C (0.36°F) over sensing range at calibrated temperature<br />
• Temperature effect: 0.3°C over operating range of -40°C to 70°C (0.54°F<br />
over operating range of -40°F to 158°F)<br />
• Resolution: 24 bits<br />
• User-adjustable sample time and damping<br />
Inputs (Expansion Board) Analog Input (2)<br />
• 3-wire sensor interface<br />
• Sensor power same as external power supply for main board (6 to 30<br />
VDC)<br />
• Accuracy: 0.1% of full scale<br />
• Temperature effect: 0.25% of full scale over operating temperature<br />
range of -40°C to 70°C (-40°F to 158°F)<br />
• Resolution: 20 bits<br />
• User-adjustable sample time and damping<br />
Pulse Input<br />
• Accepts a signal from turbine meter or positive displacement meter<br />
• Optically isolated<br />
• Input: 3 to 30 VDC or contact closure<br />
• Cannot be used as a frequency input simultaneously with Turbine Meter<br />
Input 2<br />
• Can be used as a status input when Turbine Meter Input 2 is in use<br />
Turbine Meter Input 2<br />
• Configurable sensitivity adjustment (20, 50, 100 or 200 mV, peak-topeak)<br />
• Frequency range: 0 to 3500 Hz<br />
• Input amplitude: 20 mV to 3000 mV, peak to peak<br />
• Cannot be used simultaneously with pulse (frequency) input<br />
Turbine Setting Input Sensitivity<br />
0 – 1000 Hz 1000 – <strong>2000</strong> Hz <strong>2000</strong> – 3500 Hz<br />
Low (20mV) 20 mVpp 25 mVpp 50 mVpp<br />
Med (50mV) 50 mVpp 70 mVpp 110 mVpp<br />
High (100mV) 100 mVpp 150 mVpp 250 mVpp<br />
Max (200mV) 200 mVpp 380 mVpp 620 mVpp