Siemens 6ES7331-7KF02-0AB0 Analog Input Module

The Siemens 6ES7331-7KF02-0AB0 analog input module delivers flexible signal support across 8 channels for voltage, current, thermocouple, and RTD inputs. With galvanic isolation, diagnostic capabilities, and support for hot swapping, this module fits seamlessly into S7-300-based automation environments.

Perfect for applications requiring reliable analog processing and signal versatility in compact modular setups

Technical Specifications

Model: 6ES7331-7KF02-0AB0 Siemens
Type: SIMATIC S7-300 Analog Input Module – SM 331, 8-channel, isolated inputs, with alarm and diagnostics support

Analog Input Features

• Number of Inputs: 8 analog inputs (grouped)
• Input Types Supported: Voltage (U), Current (I), Thermocouple (TC), Resistance/RTD
• Resolution: Selectable 9 / 12 / 14 bits
• Isolation: Yes – galvanically isolated channels
• Alarm & Diagnostic Support: Enabled
• Front Connector: 1x 20-pole (ordered separately)
• Hot Swapping: Supports removing/inserting with active backplane bus

Compatible Accessories

• 6ES7392-1AJ00-0AA0 – 20-Pole Front Connector (Screw Terminal)
• 6ES7392-1BJ00-0AA0 – 20-Pole Front Connector (Spring Terminal)

Physical Specifications

• Net Weight: 0.288 kg
• Packaging Dimensions (W x H x D): 12.80 cm x 15.30 cm x 5.20 cm
• Package Size Unit of Measure: CM
• Quantity Unit: 1 Piece
• Packaging Quantity: 1
• Country of Origin: Germany

Product Lifecycle & Compliance

• Product Lifecycle (PLM): PM400 – Announcement of Product Phase-Out
• Phase-Out Date: Since 01.10.2023
• Export Control Regulations: ECCN: 9N9999 / AL: N
• RoHS Compliance: Since 31.03.2008
• WEEE Take-Back Obligation: Yes

REACH Art. 33 Candidate Substances:

• Lead (CAS-No. 7439-92-1 > 0.1% w/w)
• Lead monoxide (CAS-No. 1317-36-8 > 0.1% w/w)
• SCIP Number: a592a152-4f3c-4602-9428-a6041964ccc6

Additional Product Information

• EAN: 4025515066835
• UPC: 662643177909
• Commodity Code: 85389091
• Catalog ID: ST73
• Product Group: 2288
• Group Code: R151
• Product Class: A – Standard product, returnable within return policy

Key Features & Benefits:

✅ Multi-Signal Support: U, I, TC, and RTD all in one module.

✅ Selectable Resolution: Choose between 9, 12, or 14 bits per input.

✅ Galvanically Isolated Inputs: Improves signal integrity and safety.

✅ Diagnostics & Alarm Integration: Detect faults quickly and efficiently.

✅ Phase-Out Support Available: Continued service for legacy S7-300 systems.

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Need help choosing a replacement module or ensuring S7-300 signal compatibility? Contact Drive Outlet Megastore.

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