INTRODUCTION
SPECIFICATIONS
WBPEEUI240756A0
1 - 7
SPECIFICATIONS
Table
contains the specifications for the IMFEC module.
Table 1-5. Specifications
Property
Characteristic/Value
Power requirements
Operating power
5 VDC, ±5% at 85 mA typical
+15 VDC, ±5% at 25 mA typical
-15 VDC, ±5% at 20 mA typical
Power dissipation
1.1 W typical
Overvoltage category
I for power per ANSI/ISA S82.01-1994
Operating
Analog inputs
15 independently configured channels
Analog input ranges
4 to 20 mA, 1 to 5 VDC, 0 to 1 VDC,
0 to 5 VDC, 0 to 10 VDC, -10 to +10 VDC
Analog updates
A/D conversions 5 times/sec
FSK digital updates (IMFEC11
only)
3 to 10 times/sec (in field bus configuration)
A/D resolution
14 bits with polarity
Analog accuracy
4 to 20 mA
1 to 5 VDC
0 to 5 VDC
0 to 10 VDC
-10 to +10 VDC
0 to 1 VDC
0.1%
0.1%
0.1%
0.1%
0.1%
0.25%
FSK digital accuracy (IMFEC11
only)
Same as transmitter accuracy for each input
Common mode voltage
-12 VDC minimum, +15 VDC maximum
±12 VDC (±1 VDC) input span
±10 VDC (±5 VDC) input span
±5 VDC (±10 VDC) input span
Common mode rejection
90 dB minimum at 50/60 Hz
Normal mode rejection
70 dB minimum at 50/60 Hz
Input impedance
Greater than 1 M
Ω
(each channel)
Overvoltage category
III for inputs per ANSI/ISA S82.01-1994