✅ Basic Information

Full Name: DI524: S500, Digital Input Module, 32DI, 24VDC

Installation: 35mm DIN rail

Connection: Spring terminals, detachable

Protection: IP20

Dimensions: 67.5 × 76 × 62 mm

Weight: Approximately 0.11 kg

Certifications: CE, RoHS

Features: 32-point high-density, high-speed response, group isolation, status LED indication

✅ Functions and Positioning

Core Function: Collect 32 24VDC digital switch quantity signals (sensors, buttons, relay contacts), and send them to AC500 PLC for processing.

Product Positioning: Economical, high-density, high-speed DI module, suitable for large-scale digital quantity collection scenarios, saving slots and costs.

System Role: As the local / remote I/O of AC500, expand PLC input points, support multi-module stacking.

✅ Core Performance Parameters

Input Points: 32DI, divided into 4 groups × 8 points, group isolation

Input Voltage: 24VDC ±10% (20.4–28.8V)

Input Type: NPN/PNP universal, sink/source compatible

Input Current: Typical 5mA / point

Response Time: 0.1–32ms (software adjustable, filtering anti-jamming)

Isolation Voltage: Group-to-group 500VAC 1min

Status Indication: LED indicator for each point (ON/OFF)

Power Consumption: Typical 3.5W

Operating Temperature: 0–+60℃ (horizontal installation); 0–+40℃ (vertical installation)

✅ Universal Adaptor Accessories

Base / Terminal Unit: TU551-T / TU552-T (spring terminals, compatible with S500 module)

Expansion Cable: TK501 / TK502 (module interconnection, maximum 1m)

Rail: Standard 35mm DIN rail

Matching PLC: ABB AC500 / AC500-eCo / AC500-S

Bus Module: CI511/CI512 (EtherCAT), CI501/CI502 (Profinet), CI590 (CS31)

✅ Applicable Equipment Domains

Manufacturing: Automotive welding / painting, electronic assembly, packaging machinery, textile equipment

Logistics and Warehousing: Sorting lines, conveyors, stacker cranes, AGV signal collection

Process Industry: Water treatment, HVAC (Heating, Ventilation, and Air Conditioning), pump stations, air compressor stations

Smart Buildings: Building automation, fire alarm, security system

Energy: Photovoltaic, wind power, energy storage equipment switch quantity monitoring