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Description
6ES7331-7TF01-0AB0SIMATIC DP, HART Analog Input SM 331, 8 AI, 0 4 20mA HART, for ET200M Analog Input Module with HART Specifications Supply voltage Load voltage L+ Rated value (DC) : 24 V Reverse polarity protection : Yes Input current from load voltage L+ (without load), max. : 20 mA from backplane bus 5 V DC, max. : 120 mA Output voltage Power supply to the transmitters present : Yes Rated value (DC) : 24 V short circuit proof : Yes Power losses Power loss, typ. : 1.
Analog Input Module with HART
Specifications
Supply voltage
- Load voltage L+
- Rated value (DC) : 24 V
- Reverse polarity protection : Yes
Input current
- from load voltage L+ (without load), max. : 20 mA
- from backplane bus 5 V DC, max. : 120 mA
Output voltage
- Power supply to the transmitters
- present : Yes
- Rated value (DC) : 24 V
- short-circuit proof : Yes
Power losses
- Power loss, typ. : 1.5 W
Analog inputs
- Number of analog inputs : 8
- permissible input current for current input (destruction limit), max. : 40 mA
Input ranges
- Voltage : No
- Current : Yes
- Thermocouple : No
- Resistance thermometer : No
- Resistance : No
Input ranges (rated values), currents
- 0 to 20 mA : Yes
- Input resistance (0 to 20 mA) : 240 Ω
- Input resistance (-20 to +20 mA) : 240 Ω
- Input resistance (4 to 20 mA) : 240 Ω
Cable length
- Cable length, shielded, max. : 800 m
Analog value creation
- Measurement principle : Sigma Delta
Integrations and conversion time/ resolution per channel
- Resolution with overrange (bit including sign), max. : 16 bit
- Integration time, parameterizable : Yes
- Integration time, ms : 20 ms@50 Hz/16.6 ms@60 Hz/100 ms@100 Hz
- Basic conversion time, including integration time, ms : 65ms@50Hz / 55ms@60Hz / 305ms@100Hz
Encoder
- Connection of signal encoders
- for current measurement as 2-wire transducer : Yes
- for current measurement as 4-wire transducer : Yes
Errors/accuracies
- Linearity error (relative to input area) : +/- 0.01 %
- Temperature error (relative to input area) : +/- 0.001 %/K
- Crosstalk between the inputs, min. : 70 dB
- Repeat accuracy in settled status at 25 °C (relative to input area) : +/- 0.1 %
Operational limit in overall temperature range
- Current, relative to input area : +/- 0,15 %
Basic error limit (operational limit at 25 °C)
- Current, relative to input area : +/- 0,1 %
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency
- Series mode interference (peak value of interference < rated value of input range), min. : 40 dB
- Common mode interference, min. : 100 dB
Isochronous mode
- Isochronous operation (application synchronized up to terminal) : No
Downloads
Additional Information
| Device | Analog Input |
| Type | HART | ET200M |
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