EUCHNER CTP - Emergency and Escape Release Methods

Operating Instructions
Transponder-Coded Safety Switch CTP/CTA-L1/2-BR
14
(translation of the original operating instructions) 2537376-01-04/21
7.1.2. Actuating auxiliary key release
On devices with auxiliary key release (can be retrotted), simply turn the key to release. Function as for auxiliary release.
For mounting, see the auxiliary key release supplement.
7.2. Emergency release
Permits opening of a locked guard from outside the danger zone without tools. For mounting, see the mounting supplement.
Important!
Ì It must be possible to operate the emergency release manually from outside the protected area
without tools.
Ì The emergency release must possess a marking indicating that it may be used only in an emergen-
cy.
Ì The actuator must not be under tensile stress during manual release.
Ì The emergency release must be sealed or the misuse of the release function must be prevented in
the control system.
Ì The release function meets all other requirements from ENISO14119.
Ì The emergency release meets the requirements of Category B according to
ENISO13849-1:2015.
Ì Loss of the release function due to mounting errors or damage during mounting.
Ì Check the release function every time after mounting.
Ì Observe the notes on any enclosed data sheets.
7.2.1. Actuating emergency release
Ì Turn the emergency release clockwise until it clicks into place.
¨ Guard locking is released.
To reset, press the snap-in bolt inward using a small screwdriver or similar tool and turn the
emergency release back.
The safety outputs are switched off when the emergency release is actuated. Use the safety
outputs to generate a stop command.
The guard locking signal OL is switched off; the door position signal OD can assume an undened
state. Open the guard and close it again after resetting the emergency release. The device will
then operate normally again.
Snap-in bolt