Inovance GL20 Series PLC: Complete Maintenance Tips

Inovance GL20 Series PLC: Complete Maintenance Tips

# 1) Quick overview—what is GL20? The GL20 is INOVANCE ’s slim, modular distributed I/O family (remote I/O modules and couplers) designed to expand PLCs (e.g., INOVANCE Easy / AC / AM families) over industrial Ethernet ( EtherCAT / PROFINET / Ethernet-IP , etc.). It emphasises compactness, fast response, broad I/O types (digital, analogue, and temperature), tool-free wiring, and modular expansion. ([inovance.eu][1]) # 2) Key electrical & communication specs (high-value facts): Minimum EtherCAT cycle time: down to 125 µs Digital I/O hardware response time: typically ≤100 µs Analog I/O capture cycle: up to 62.5 µs for AI/AO sampling reported in datasheets. Local bus/D-BUS connector between modules (gold-plated terminals on bus). Couplers/master interfaces: GL20 includes EtherCAT/PROFINET/Ethernet-IP coupler modules ( GL20-RTU-ECT , etc.) that act as bus slaves to the network and provide local expansion. # 3) Typical module types (what’s available): Digital input modules—single/16-ch variations (s…