SIEMENS PLC MODULES 6ES7331-7PF01-0AB0

About SIEMENS PLC MODULES 6ES7331-7PF01-0AB0

SIMATIC S7-300, Analog input SM 331, isolated, 2/3/4-wire, 8 AI, Resistor, Pt100/200/1000 NI100/120/200/500/1000, CU10, characteristics according to GOST 16 (internal 24) bit, 50ms, 1x 40-pole 

Data Sheet 6ES7331-7PF01-0AB0

SIMATIC S7-300, Analog Input SM 331

Isolated, 2/3/4-wire, 8 AI, Resistor, Pt100/200/1000, NI100/120/200/500/1000, CU10,Characteristics according to GOST 16 (internal 24) bit, 50 ms, 140-pole

Supply Voltage

Load voltage L+

• Rated value (DC): 24 V

• Reverse polarity protection: Yes

Input Current

• From load voltage L+ (without load), max.: 240 mA

• From backplane bus 5 V DC, max.: 100 mA

Power Loss

• Typical: 4.6 W

Analog Inputs

• Number of analog inputs: 8

• For resistance measurement: 8

Permissible input voltage (destruction limit):

• Max. 75 V

• 35 V continuous, 75 V for max. 1 s (mark to space ratio 1:20)

Input Ranges

Voltage

• Not supported (all voltage ranges: No)

Current

• Not supported (all current ranges: No)

Thermocouple

• Not supported (all types: No)

Resistance Thermometer (Supported)

• Cu10 Yes

• Ni100 Yes

• Ni1000 Yes

• LG-Ni1000 Yes

• Ni120 Yes

• Ni200 Yes

• Ni500 Yes

• Pt100 Yes

• Pt1000 Yes

• Pt200 Yes

• Pt500 Yes

Resistors (Supported)

• 0 to 150 ohms Yes

• 0 to 300 ohms Yes

• 0 to 600 ohms Yes

Characteristic Linearization

• Parameterizable: Yes
  (for Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10; standard/climate)

Cable Length

• Shielded, max.: 200 m

Analog Value Generation

• Resolution (with overrange): 16 bit (twos complement)

• Integration time: Parameterizable

• Basic conversion time:

  • Up to 4 channels: 10 ms per module

  • Over 5 channels: 190 ms per module

  • 8 channels: 80 ms

Interference suppression:

• For interference frequency: 400 / 60 / 50 Hz

Encoder Connection

• Two-wire resistance measurement: Yes (without correction)

• Three-wire resistance measurement: Yes

• Four-wire resistance measurement: Yes

Errors / Accuracies

Operational Error Limit (overall temperature range)

• Resistance: 0.1% of input range

• Resistance thermometer: 1 K

Basic Error Limit (at 25C)

• Resistance: 0.05%

• Resistance thermometer: 0.5 K

Interrupts / Diagnostics

• Diagnostics function: Yes (parameterizable)

• Diagnostic alarm: Yes (per group)

• Limit value alarm: Yes (parameterizable)

• Hardware interrupt: Yes (channels 07)

• Diagnostic information readable: Yes

Diagnostics LED

• Group error SF (red): Yes

Potential Separation

• Between the channels: Yes

• Channels in groups of 2

• Between channels and backplane bus: Yes

• Between channels and power supply: Yes

Isolation test:

• Tested with 500 V DC

Connection Method

• Required front connector: 40-pin

Dimensions

• Width: 40 mm

• Height: 125 mm

• Depth: 120 mm

Weight

• Approx.: 272 g 

Technical Details