IDEC CODING KEY -4 PCS HR2S SAFETY_RELAY HR9Z-PMT1PN04

The IDEC HR9Z-PMT1PN04 is a set of 4 coding keys designed for use with the HR2S series safety relays. These keys are essential for ensuring the correct and secure operation of safety relay systems. They provide an added layer of protection by preventing unauthorized or incorrect changes to the relay settings. The coding keys are crafted for durability and long-term use in industrial environments.