0 Productintroduction ESRH two hand button control module meet PLe safety requirement of ISO 13849-1, and is suitable for monitoring two hand button in industrial site with high safety requirements. It adopts dual-channel input mode, and has a detection ability with dual-channel synchronization time not exceeding 0.5s; it has a two-hand button control module with 3NO safety output contacts, and 1 NC auxiliary output contact. • Design according to ISO13849-1 (Category 4 Ple). • Relay output: 3NO and 1 NC auxiliary contacts. • Inside circuit with cross-diagnose monitoring function. • Input power overvoltage protection. • Power supply reverse polarity protection. • Visualized status indicator for easy diagnoses. • Detectable terminal for easy maintenance. • Standard 35mm width guide mounting design.

Output method

• Power: power indicator, ON after power on. • CH1: channel 1 indicates that relay 1 is on when work and off when disconnect. • CH2: channel 2 indicates that relay 2 is on when work and off when disconnect. • A1/A2: DC24V power input/ output terminal. • S11: two hand button input 1 terminal. • S21: two hand button input 2 terminal. • Y1-Y2: connect with Y1, Y2 to automatic reset. • 13/14, 23/24, 33/34: 3 loop safety contacts output (NO) terminal. • 41/42: 1 NC auxiliary contacts terminal. Two hand button control module ESRH-3A1B supply 3 safety contacts output and 1 auxiliary contacts output...

Control logic ESPE www.espetech.com

• Please cut off the power supply when mounting, and ensure no dangerous voltage of machine, except the lighting device and spare sockets; Clip the product directly onto 35mm rail inside the equipment cabinet. Before powering on, please check to ensure cable connection is correct and the product is fastened to the mounting rail. Before disassembling the product, you must cut off the power supply to the machine, then loosen the locking screws or remove terminals. Carefully read the manual before installation, and ensure power supply is cut off when wiring. Wiring with power is prohibited.