Door Prep For ELR Wiring February 21, 2022 14:33 Updated Answer: Please refer to the Z dimension on the image below. Applies to: ELR Wiring Additional Information: Related articles Electric Latch Retraction, ELR, Wiring Instructions and Specifications Electrical Products Installation Instructions Precision 2000 Series Templates & Instructions Precision 2000 Series Rim Exit Devices MLR - Motorized Latch Retraction FAQ's