Siemens SIMATIC S7-300 Analog Input Module 6ES7 331-7PF01-0AB0 Technical Specifications

General Data:

Article Number: 6ES7 331-7PF01-0AB0

Module Type: AI 8 x 16-bit

Weight: Approx. 500g

Dimensions (WxHxD): 40 x 125 x 120 mm

Electrical Characteristics:

Input Channels: 8 isolated channels

Input Ranges:

Voltage: ±10V, ±5V, 1-5V

Current: ±20mA, 0-20mA, 4-20mA

Resolution: 16-bit (including sign bit)

Basic Accuracy: ±0.1% of full scale

Conversion Time: 20ms per channel (all channels)

Common Mode Rejection: >60dB at 50/60Hz

Isolation & Protection:

Isolation Voltage: 500V AC (channel-to-channel and channel-to-backplane bus)

Protection: Reverse polarity, overload, short-circuit

Environmental Conditions:

Operating Temperature: 0°C to 60°C

Transport/Storage Temperature: -40°C to +70°C

Relative Humidity: 5% to 95% (non-condensing)

Connection:

Connection Type: 20-pin front connector

Cable Length: Max. 200m (shielded)

Certifications:

CE, UL, CSA, FM

EMC: Complies with EN 61000-6-2, EN 61000-6-4

Additional Features:

Diagnostic Functions: Wire break, overflow, underflow detection

Requires: STEP 7 configuration software

Compatible with: All S7-300 PLC systems

Typical Applications:

Process control systems

Sensor signal acquisition

Industrial measurement applications