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Operating Instructions: Alfred Solenoid Controlled Guard Lock

17

Figure 10: Terminal Positions                                                                                      

Figure 11: Internal and External Earthing Points                                                      

FORTRESS

A               company

Halma

www.fortressinterlocks.com

THE COPYRIGHT OF THIS DRAWING BELONGS TO FORTRESS INTERLOCKS Ltd. 

THE CONTENT OF THIS DRAWING IS CONFIDENTIAL AND MUST NOT BE 

DISCLOSED TO ANY 3rd PARTY WITHOUT SPECIFIC, WRITTEN APPROVAL.

ALL DIMENSIONS

ARE IN mm UNLESS

OTHERWISE STATED

A3

SCALE:

0.50

SHEET:

3 OF 3

ORIGINAL SIZE

DATE:

25-02-21

ISSUE:

0

ALFRED SAFETY SWITCH OPERATING INSTRUCTIONS IMAGES

DWG NO:

SD-00033

www.fortressinterlocks.com

FORTRESS

CONTROL VOLTAGE

24V DC

SOLENOID VOLTAGE

24V DC

SOLENOID POWER RATING

350mA max @ 24V DC

MAXIMUM SWITCH CURRENT

DC13: Le=0.5a, Ue=24V DC

MINIMUM SWITCH CURRENT

1mA @5V DC

CABLE SIZE

26 - 14 AWG

A

B

C

D

E

F

G

H

I

J

K

L

1

2

3

4

5

6

7

8

9

A3

FINISH:

UNSPECIFIED

GENERAL TOLERANCE:  0.1 /  0.5 

SHEET:

1 OF 1

ORIGINAL SIZE

MATERIAL: UNSPECIFIED

CHECKED BY:

Liam O'Sullivan

REMOVE ALL SHARP EDGES,

BURRS AND FLASH

PART NO:

T04571 

DRAWN BY:

Stuart Lumsden

DO NOT SCALE. IF IN DOUBT ASK!

ALL DIMENSIONS ARE IN mm (UOS)

DWG NO:

T04571

DATE:

05-03-21

THE COPYRIGHT OF THIS DRAWING BELONGS TO FORTRESS INTERLOCKS Ltd. 

THE CONTENT OF THIS DRAWING IS CONFIDENTIAL AND MUST NOT BE 

DISCLOSED TO ANY 3rd PARTY WITHOUT OUR SPECIFIC, WRITTEN APPROVAL.

EXPXL411 & EXPXL471 - ALFRED WIRING DIAGRAM

RELEASE LEVEL:

Approved For Production

TITLE:

 SCALE: 0.50

ISSUE:

0

ALFRED EX RATED SOLENOID MODULE WIRING DIAGRAM

FOR SAFETY-ON-GUARD-LOCKING MODULES WITH FULL SAFETY MONITORING ON SOLENOID ACTION

DIAGRAM B - TERMINAL POSITIONS;

DIAGRAM A - WIRING DIAGRAM;

1

2

3

4

5

6

7

8

9

10

11

12

13

14

INTERNAL EARTHING POINT

SHALL BE USED FOR EQUIPMENT GROUNDING 

CONNECTION.

FIX WITH M4 FIXING SCREW (SUPPLIED).

SEE OPERATING INSTRUCTIONS FOR DETAILS.

EXPXL411 & EXPXL471

2 14 5 7 6 12

13

3

4

SC1

SC2

EXTERNAL EARTHING POINT

SHALL BE USED FOR SUPPLEMENTARY 

BONDING CONNECTION WHERE REQUIRED.

FIX WITH M4 FIXING SCREW (SUPPLIED).

SEE OPERATING INSTRUCTIONS FOR DETAILS.

Device Testing and Commissioning Instructions
Mechanical Function Tests (Unpowered)

Alfred Solenoid Controlled Guard Lock Product with Power-to-Lock Ex Rated Solenoid Module 

(EXP - - - XL471 and EXP - - - XL461)
Test 1

Insert Actuator into Head Module and/or operate all Key Adaptors to their locked state.

•  The Actuator and / or Key Adaptors must mechanically lock into place.

Note: 

Sequence and operation of Key Adaptors varies depending on product selection and configuration.

Test 2

Use the Override Key to perform an Auxiliary Release operation (see Functionality section for details)

•  The Actuator and / or Key Adaptors must be able to be removed.

•  Return Override Spindle back to Locked position (anti-clockwise).

•  Attach Override Seal label (provided) onto the Override Spindle to cover keyhole.

Warning: This device does not contain the reset facility after emergency and auxiliary release of guard locking. 

Additional measures are required to achieve the reset of the machine system.

INTERNAL EARTHING POINT

EXTERNAL EARTHING POINT

M3 x 6mm SCREW 

(SUPPLIED)

M3 SHAKEPROOF WASHER 

(SUPPLIED)

M3 x 0.5 THD.

HOLE    5mm

EARTHING CABLE 

AND EYELET 

(NOT SUPPLIED)

INTERNAL EARTHING POINT

M4 x 6mm SCREW 

(SUPPLIED)

M4 SHAKEPROOF WASHER 

(SUPPLIED)

M4 x 0.7 THD.

HOLE     5mm

EARTHING CABLE AND EYELIT 

(NOT SUPPLIED)

EXTERNAL EARTHING POINT

Summary of Contents for FORTRESS Alfred

Page 1: ...operating instructions enclosed It must be installed by competent and qualified personnel who have read and understood the whole of this document prior to commencing installation If the equipment is u...

Page 2: ...65 3 4 When used for a Group III application the adhesive labels and non metallic coatings may store electrostatic charge and become a source of ignition Guidance on protection against the risk of ign...

Page 3: ...750mm Can be fitted in two positions at 90 to either hinged or sliding door gates Description Part No Handing Hinged Handle Assembly EXPHL1 Front Integrated handle for guarding applications with hinge...

Page 4: ...21 ALFRED SAFETY SWITCH OPERATING INSTRUCTIONS IMAGES DWG NO SD 00 2 LEFTHAND FACING DIRECTION OF ACTUATOR ENTRY 1 FRONT FACING HEAD 3 REAR FACING 4 RIGHTHAND FACING Head Modules Description Part No H...

Page 5: ...hinery that is required to be isolated before access Safety Key Adaptors Used to provide a personnel key function to prevent unexpected machine start up Extracted Key Adaptor Also used as a personnel...

Page 6: ...dard dustcover Description Part No Extracted Key Adaptor EKL7 Master lock type standard dustcover Description Part No Extracted Key Adaptor EKL3 Standard lock type padlockable dustcover Description Pa...

Page 7: ...olenoid EXPXL416 Power to Unlock device Dual Safety Circuits change state on opening closing of a guarded area or operation of an interlocked key Monitoring circuit on Solenoid action provides feedbac...

Page 8: ...channel Solenoid Voltage N A 24V DC 10 Solenoid Power Rating N A 350mA max 24V DC Solenoid Rating Duty Cycle N A 100 Transient Overvoltages Installation N A Category III Cable Size N A 28 12 AWG Diagn...

Page 9: ...depending on product selection and configuration See specific functioning section below With Solenoid de energised the Internal mechanism of the Power to Unlock Ex Rated Solenoid Module automatically...

Page 10: ...Monitor Circuit opens breaks Safety Circuits remain closed Gate Monitor Circuit remains broken Unlocking De Energise the Solenoid Internal locking mechanism dis engages to remove locking force from th...

Page 11: ...k product An Extracted style Key Adaptor will always be located closest to the Head Module If Extracted style and Safety style Key Adaptors are configured together their operation sequence will combin...

Page 12: ...essinterlocks com THE COPYRIGHT OF THIS DRAWING BELONGS TO FORTRESS INTERLOCKS Ltd THE CONTENT OF THIS DRAWING IS CONFIDENTIAL AND MUST NOT BE DISCLOSED TO ANY 3rd PARTY WITHOUT SPECIFIC WRITTEN APPRO...

Page 13: ...FORTRESS INTERLOCKS Ltd THE CONTENT OF THIS DRAWING IS CONFIDENTIAL AND MUST NOT BE DISCLOSED TO ANY 3rd PARTY WITHOUT SPECIFIC WRITTEN APPROVAL ALL DIMENSIONS ARE IN mm UNLESS OTHERWISE STATED A3 SC...

Page 14: ...ntenance procedures are all easily possible All fixing screws used to mount the complete Alfred Solenoid Controlled Guard Lock product must be permanently prevented from removal If mounting fixings ar...

Page 15: ...ATE 25 02 21 ISSUE 0 ALFRED SAFETY SWITCH OPERATING INSTRUCTIONS IMAGES DWG NO SD 00033 Operating Instructions Alfred Solenoid Controlled Guard Lock 15 Electrical Connection and Installation Tools and...

Page 16: ...Circuit and terminal 13 Solenoid Monitor Circuit Terminal 12 Guard Open Output Signal Control signal produced by the Ex Rated Solenoid Module to indicate that the Machine Guarding is in an open state...

Page 17: ...3 14 INTERNAL EARTHING POINT SHALL BE USED FOR EQUIPMENT GROUNDING CONNECTION FIX WITH M4 FIXING SCREW SUPPLIED SEE OPERATING INSTRUCTIONS FOR DETAILS XPXL471 13 3 4 EXTERNAL EARTHING POINT SHALL BE U...

Page 18: ...ard Lock product If damage or wear is found with an assembly please contact your local Fortress Channel Partner The complete interlock must be replaced after 1 million switching operations Disposal Th...

Page 19: ...the declaration described above is in conformity with the relevant Union harmonisation legislation 2014 34 EU The following harmonised standards and other technical specifications were used in suppor...

Page 20: ...e is in conformity with the relevant Union harmonisation legislation 2014 34 EU The following harmonised standards and other technical specifications were used in support of this declaration Harmonise...

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