A3 Analog Input Specification - Siemens FEC920 User Manual

Standard
Transmission speeds
Maximum current
Peripherals supported
Update/Archive rates
Sample rate (input/output)
Trend update
Archive sample value
Display value

A3 ANALOG INPUT SPECIFICATION

General
Number of analog inputs
Input types Standard:
Optional:
Input type mix
Sample rate
Conversion method
Input ranges
Mains rejection (48 to 62Hz)
Series mode:
Common mode:
Common mode voltage
Series mode voltage
Input impedance
Overvoltage protection Continuous:
Transient (<1ms):
Sensor break detection
Recognition time:
Minimum break resistance:
Shunt (mA inputs only) Values
additional error due to shunt:
Isolation Channel to channel:
Channel to common electronics:
Channel to ground:
Dielectric strength
Channel to channel:
Channel to ground:
DC input ranges
Ranges
40mV Range Range:
Resolution
Measurement noise:
Linearity error:
Calibration error:
Temperature coefficient:
Input leakage current:
Input resistance:
80mV Range Range:
Resolution
Measurement noise:
Linearity error:
Calibration error:
Temperature coefficient:
Input leakage current:
Input resistance:
2V Range Range:
Resolution
Measurement noise:
Linearity error:
Calibration error:
Temperature coefficient:
Input leakage current:
Input resistance:
Appendix A
Page 210
FEC920: USER GUIDE
USB1.1
1.5Mbits/sec (low speed device)
<100mA
Memory stick (8GB max), Bar code reader, QWERTY keyboard
8Hz (4Hz for digital inputs) (4Hz for dual input channels)
8Hz max.
Latest value at archive time
Latest value at display update time.
Four
dc Volts, dc mV, dc mA (external shunt required), thermocouple, RTD (2-wire and 3-wire), digital (contact closure).
dual mA, dual mV, dual thermocouple.
Freely configurable
8Hz (125ms)
16 bit delta sigma.
See below.
>95dB
>179dB
250Vac max.
280mV at lowest range; 5V peak-to-peak, at highest range.
See relevant Range specification, below.
± 30V RMS
±200V pk-pk between terminals.
Type ac sensor break on each input giving quick response with no associated dc errors.
<3 secs.
40mV, 80mV ranges: 5k ; other ranges: 12.5k
1 to 1k , mounted externally.
0.1% input
300V RMS or dc (single insulation)
300V RMS or dc (single insulation)
300V RMS or dc (single insulation)
Test: BS EN61010, 1 minute type test
2500Vac
1500Vac
40mv, 80mV, 2V; 10V (-4.0 to +10V)
-40mV to + 40mV
1.9 V (unfiltered)
1.0 V peak-to-peak with 1.6s input filter
0.003% (best fit straight line)
±4.6 V ±0.053% of measurement at 25°C ambient
±0.2 V/°C ±13ppm/°C of measurement from 25°C ambient
±14nA
100M
-80mV to + 80mV
3.2 V (unfiltered)
3.3 V peak-to-peak with 1.6s input filter
0.003% (best fit straight line)
±7.5 V ±0.052% of measurement at 25°C ambient
±0.2 V/°C ± 13ppm/°C of measurement from 25°C ambient
±14nA
100M
±2V
82 V
90 V peak-to-peak with 1.6s input filter
0.003% (best fit straight line)
±420 V ±0.044% of measurement at 25°C ambient
±125 V/°C ±13ppm/°C of measurement from 25°C ambient
±14nA
100M
A5E45696052A Rev-AA
A5e38775501-AA
September 18