By Alison Dunn
Tapeswitch Corporation recently released a complete line of HE Series non-contact safety interlock switches and multigate SCU-1 control unit monitoring system for machine guarding, where monitoring for a guard is required and locking is not required. The new line features the HE Series Interlock switches which are the latest coded magnetic non-contact switches. They feature fully encapsulated solid state, single point switching with built in, dual color, LED status indication. The switches offer a CAT 4, SIL 3 PLe safety performance level. It has 2 N/O and 1 N/C bi-directional solid state outputs. The solid state outputs offer simple series connection. They offer a 7mm switching distance and can approach on each other from most angles. The HE Series is IP67 rated. When combined with the SCU-1 control unit, it is a multi-gate switch solution capable of monitoring up to 30 switches in the series. Included in the HE series offerings HE1 and HE2 switches, the HED double switch that reduces the amount of wiring for multiple gates and reduces the brackets needed for mounting the switches and the SCU-1 control unit.