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The EL1904 is a TwinSAFE EtherCAT digital input terminal designed for acquiring safety-relevant 24 V DC signals through four fail-safe channels
With dual Ethernet ports and three USB interfaces
Designed for panel mounting in IP20 open-type enclosures
Condition New/Never Used Surplus Brand Allen-Bradley Category PLC Modules Part Number 1771-OAD Subcategory PLC Output Modules Module Type AC Digital Output Module Number of Outputs 16 Voltage Range 10–138 VAC Recommended Voltage Category 12–120 VAC Frequency Range 47–63 Hz Maximum Output Current (per channel) 2 A Maximum Module Current 8 A Backplane Current Draw 295 mA Signal Delay (Off) Approx
redundant: PA75R
1747-L543 | Allen-Bradley SLC 5/04 SLC 500 CPU Controller, 64K Memory DH+ & RS-232 Communication New The EL1904 is a TwinSAFEDescription The 1747 L543 is a controller module for the SLC 500 Modular Hardware by Allen Bradley. It comes with Memory or 64 KB, and built in communication interfaces such as 9 Pin RS 232 Port and 3 Wire terminal Data Highway Plus (DH+) protocol. It is capable of 4096 Inputs points and 4096 Outputs points. Technical Specifications Brand Allen Bradley Series SLC 500 Part Number 1747 L543 Manufacturer Rockwell Automation Module Type SLC 5 04 Processor
