iLoq S50 User manual

11/2023
Rev. 1.0
Document ID
306430
iLOQ Oy
support.iloq.com
iLOQ S50
C50S.XXX.SD(.SE) Oval cylinder
User Guide

Contents
1. Safety information.................................................................................................. 3
1.1 Safety signs .................................................................................................... 3
2. Overview ................................................................................................................. 3
3. Before installation .................................................................................................. 4
3.1 General notes................................................................................................. 4
3.2 Care and maintenance.................................................................................. 4
4. Installation .............................................................................................................. 5
4.1 Installation of iLOQ C50S.1xx/2xx................................................................ 5
4.2 Installation with iLOQ AC50.1 accessory..................................................... 6
4.3 Adjusting the knob distance......................................................................... 7
4.4 Changing the knob........................................................................................ 9
4.5 Adjusting the tail-plug .................................................................................. 10
4.5.1 Cylinder test .................................................................................... 12
5. Operating instructions........................................................................................... 13
6. Disposal of decommissioned products................................................................ 14
7. Compliance ............................................................................................................ 15
2
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder)

1. Safety information
1.1 Safety signs
Sign Description
General notice sign. Indicates particularly important information about the installation or
product.
Read these instructions carefully before using products. This information is to ensure
your safety and long lifetime of the products.
2. Overview
The iLOQ C50S is a battery-free programmable electromechanical lock cylinder for the iLOQ S50 locking
system. It is NFC-powered: no batteries are required for the lock. Opening with NFC enabled Android and
iOS mobile phones or iLOQ K55S Key Fob.
The cylinder is available in two different reader lengths; short and long. The short reader position can be
adjusted 2 mm and the long reader position 4 mm in 2 mm steps.
1. iLOQ AC50.1
2. iLOQ C50S Cylinder
1
2
3
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder)

3. Before installation
3.1 General notes
• These instructions and any maintenance instructions should be passed on by the installer to the user.
If there are any deviations from the contents in foreign language versions of the documentation, the
English original shall apply in case of doubt.
• Make sure that the cylinder meets all local regulation and is suitable to be used with the door and
lock.
• Do not modify the product in any way, except in accordance with those modifications described in
these instructions.
• The iLOQ C50S cylinders must be installed and used effortlessly without the use of excessive force.
• Make sure that any seals or weather-stripping fitted to the complete door assembly do not inhibit the
correct operations of the cylinder.
• Only use the cylinders for the purpose of opening and locking doors; any other use is not permitted.
• Make sure that no projection of the cylinder and associated parts can prevent the door from swinging freely.
3.2 Care and maintenance
The product is designed to be maintenance-free. It does not require any regular maintenance.
4
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder)

4. Installation
4.1 Installation of iLOQ C50S.1xx/2xx
1. Install the cylinder to the lock case.
2. Install cylinder fixing screws and accessories to secure the cylinder in place.
NOTE! Make sure you have the correct accessories and parts needed for your installation.
Contact your local iLOQ partner for more information.
NOTE! If the lock case needs a tail piece to be left in the horizontal position, use the iLOQ
AC50.1 accessory with the cylinder. Check out chapter "4.2 Installation with oval/Finnish retrofit
cylinder centering piece".
NOTE! Example installation
is for scandinavian oval open
escutcheon with thumbturn.
Your installation may differ
from this example.
NOTE! Make sure that
the fixing screws enter
the cylinder at a depth
of at least 5mm.
5
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder) 5

3. If needed, adjust the knob to the desired distance from the cylinder body, so that, for example, high-
security escutcheons can fit in between. See section 4.3 "Adjusting the knob distance".
4. Install the needed accessories and escutheons to finish the cylinder installation.
4.2 Installation with iLOQ AC50.1 accessory
1. Remove the tail piece from the tail plug.
6
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder) 6

2. Connect the removed tail piece to the AC50.1 cylinder centering piece.
3. Install the cylinder centering piece between the lock case and the lock cylinder.
4.3 Adjusting the knob distance
It is possible to adjust the knob distance in the following Scandinavian lock cylinder models:
Adjustability: 2 mm in total with two fixing points
C50S.111.SD Oval cylinder with a short reader
C50S.111.SD.SE Oval cylinder with a Swedish tail piece and short reader
C50S.211.SD Finnish retrofit cylinder with a short reader
Adjustability: 4 mm in total with three fixing points
C50S.121.SD Oval cylinder with a long adjustable reader
C50S.121.SD.SE Oval cylinder with a Swedish tail piece and long adjustable reader
C50S.221.SD Finnish retrofit cylinder with a long adjustable reader
7
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder)

1. Loosen the screw so that the knob can be moved.
2. Adjust the knob to the right distance and tighten the screw.
Use a tightening torque of 1.5 Nm.
8
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder)

4.4 Changing the knob
1. Loosen the screw so that the knob can be removed.
2. Adjust the knob to the right distance and tighten the screw. Use a tightening torque of 1.5 Nm.
9
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder)

4.5 Adjusting the tail-plug
With some lock cases, the tail-plug might need to be adjusted. Use the following instructions to correctly
adjust the tail-plug.
1. Remove the tail piece and the holding spring.
2. Turn the tail-plugin fixing T10 screw carefully to the left and remove the fixing screw.
WARNING! Be careful
when removing the
holding spring to
avoid eye injuries.
10
Document ID - 306430
iLOQ S50 (C50S.XXX.SD(.SE) Oval cylinder)