6AV76741LA420AA0

Data sheet 6AV7674-1LA42-0AA0 Extension unit 15" PROFINET for mounting on all fully IP65-enclosed 16:9 HMI/IPC devices. For the flexible installation of operator controls, 8 mounting positions, 8 operator controls equippable; Connection via PROFINET (without equipment) General information Product type designation Extension Unit 15" PROFINET Control elements With parameterizable keys Yes Connection type ● Connection type of the safety-related contacts (emergency stop) 8-pin connector Installation type/mounting Mounting For mounting on a 16:9 HMI / IPC PRO device (lower part) Mounting type Screwed joint Rack mounting No Front mounting No Number of slots for command devices and signaling units 8 RFID reader can be installed Yes Supply voltage Type of supply voltage DC Rated value (DC) 24 V permissible range, lower limit (DC) 19.2 V permissible range, upper limit (DC) 28.8 V Input current Current consumption (rated value) 150 mA Power Active power input, typ. 3 W; Additionally 0.1 W per control element with LED Interfaces Number of industrial Ethernet interfaces 2; For the construction of lines and rings without external switch Number of PROFINET interfaces 2; Incl. switch Protocols PROFINET Yes Redundancy mode Media redundancy — MRP Yes Test commissioning functions Key and signal lamp test Yes; automatically when switching on Degree and class of protection IP65 (all-round) Yes NEMA (front) ● Enclosure Type 4x at the front 6AV76741LA420AA0 Page 1/2 Yes; All-round 1.19.2021 Subject to change without notice © Copyright Siemens Standards, approvals, certificates CE mark Yes UL approval Yes cULus Yes RCM (formerly C-TICK) Yes KC approval Yes Suitable for safety functions Yes; e.g. installation of emergency stop Ambient conditions Ambient temperature during operation ● min. 0 °C ● max. 50 °C Ambient temperature during storage/transportation ● min. -20 °C ● max. 60 °C Altitude during operation relating to sea level ● Installation altitude above sea level, max. 2 000 m Relative humidity ● Operation, max. 90 %; no condensation Cables Cable length 30 m; Max. for emergency stop Mechanics/material Material ● Aluminum Yes Enclosure material (front) ● Aluminum Yes; Knockout covered with black film Dimensions Width 396 mm Height 99 mm Depth 100.65 mm Weights Weight without packaging 2.5 kg Scope of supply Delivery quantity in pieces 1 Components included Power supply connectors and 8-pole plug-in connectors for safetyrelated inputs last modified: 1/16/2021 6AV76741LA420AA0 Page 2/2 1.19.2021 Subject to change without notice © Copyright Siemens