GESTRA SRL 6-60 User manual
Original Installation &
Operating Manual
Monitoring Logic Unit
SRL 6-60
819698-00
EN
English
2SRL 6-60 - Installation & Operating Manual - 819698-00
Contents
Content of this Manual....................................................................................................................................4
Scope of delivery/Product package................................................................................................................4
How to use this Manual...................................................................................................................................5
Illustrations and symbols used.......................................................................................................................5
Hazard symbols in this Manual.......................................................................................................................5
Types of warning .............................................................................................................................................6
Specialist terms/Abbreviations.......................................................................................................................7
Usage for the intended purpose...................................................................................................................... 8
Overview of possible unit combinations ......................................................................................................8
Applicable directives and standards............................................................................................................9
Improper use ...................................................................................................................................................9
Basic safety notes .........................................................................................................................................10
Required personnel qualifications................................................................................................................10
Notes on product liability..............................................................................................................................10
Function .........................................................................................................................................................11
System description - Intended purpose.....................................................................................................11
Functional description of the SRL 6-60 .....................................................................................................13
Configuring and operating the SRL 6-60 ...................................................................................................14
Technical data ...............................................................................................................................................15
Factory settings.............................................................................................................................................16
Name plate/identification..............................................................................................................................17
Dimensions of field housing .........................................................................................................................18
Installation.....................................................................................................................................................19
Installation steps.......................................................................................................................................20
Interfaces and cable entry of the SRL 6-60..................................................................................................21
Electrical connection safety notes................................................................................................................22
Connecting the valve limit switches.............................................................................................................22
Connecting external pilot lamps to the relay output terminal.....................................................................22
Wiring diagram for the SRL-6-60 monitoring logic unit ..............................................................................23
Connecting the CAN bus system...................................................................................................................24
Bus line, cable length and cross-section ...................................................................................................24
Example ...................................................................................................................................................24
Important notes on connecting the CAN bus system..................................................................................25
Pin assignment of the CAN bus connector and coupling for non pre-wired
control cables...........................................................................................................................................25
Configuring the URS 60/ URS 61 safety control units .................................................................................. 26
3SRL 6-60 - Installation & Operating Manual - 819698-00
Contents
Operation and navigation..............................................................................................................................27
User interface (showing interval as an example) .......................................................................................27
Operation..................................................................................................................................................27
Colour coding of input and status fields ....................................................................................................28
Login with a password..............................................................................................................................28
Start, operation, alarm and test ....................................................................................................................29
The home screen after switching on .........................................................................................................29
Brief description of the interval time .........................................................................................................29
Brief description of the standby time.........................................................................................................30
Purge time................................................................................................................................................30
Purging.....................................................................................................................................................31
Stop..........................................................................................................................................................32
Special function........................................................................................................................................33
Testing the purging process to check the event chain ...............................................................................34
Monitoring................................................................................................................................................35
What to do if the mains power fails/returns...............................................................................................35
Settings..........................................................................................................................................................36
Opening the main menu............................................................................................................................36
Setting the date/time ................................................................................................................................37
Setting the baud rate ................................................................................................................................38
Setting the baud rate on the WAGO CAN coupler 750-347.........................................................................38
Configuring the SRL 6-60 monitoring logic unit...........................................................................................40
Opening the “Setup” menu .......................................................................................................................40
Login with a password..............................................................................................................................41
Setting the safety control unit, level electrode and the level electrode function..........................................41
Setting the interval and standby time........................................................................................................42
Ending configuration.................................................................................................................................42
Viewing messages.........................................................................................................................................43
Display of all events and system states.....................................................................................................43
System malfunctions.....................................................................................................................................45
Common faults during use........................................................................................................................45
What to do in the event of system malfunctions..........................................................................................45
Check installation and function .................................................................................................................45
Taking out of service/Disassembly............................................................................................................... 46
Disposal .........................................................................................................................................................46
Returning decontaminated devices.............................................................................................................. 46
EU Declaration of Conformity........................................................................................................................ 47
4SRL 6-60 - Installation & Operating Manual - 819698-00
Content of this Manual
Product:
Monitoring logic unit SRL 6-60
First edition:
BAN 819698-00/08-2019cm
© Copyright
All rights reserved. Any misuse, particularly reproduction and dissemination to third parties, is not permit-
ted. The General Terms & Conditions of GESTRA AG apply.
Scope of delivery/Product package
1 x SRL 6-60 monitoring logic in field housing for wall mounting*
1 x Installation & Operating Manual
* System components of monitoring logic unit
The SRL 6-60 monitoring logic unit features the XV102 compact unit from the Eaton company.
This, together with the WAGO I/O system 750, makes up the SRL 6-60 monitoring logic unit.
5SRL 6-60 - Installation & Operating Manual - 819698-00
How to use this Manual
This Installation & Operating Manual describes the correct use of the SRL 6-60 monitoring logic unit. It
applies to all persons who integrate this equipment in control systems, install, bring into service, operate,
maintain and dispose of this equipment. Anyone carrying out the above-mentioned activities must have
read this Installation & Operating Manual and understood its contents.
Read this Manual in full and follow all instructions.
Please also read the instructions for use of any accessories.
The Installation & Operating Manual is part of the equipment package. Keep it in an easily accessible
location.
Availability of this Installation & Operating Manual
Make sure this Installation & Operating Manual is always available to the operator.
If you pass on or sell the equipment to a third party, please also hand over the Installation & Operating
Manual.
Hazard symbols in this Manual
Danger zone/Dangerous situation
Danger of death from electric shock
Illustrations and symbols used
1. Action to be taken
2.
Lists
Bullet points in lists
A Keys to illustrations
Additional
information
Read the relevant
Installation & Operating Manual
6SRL 6-60 - Installation & Operating Manual - 819698-00
Types of warning
DANGER
Warning of a dangerous situation that results in death or serious injury.
WARNING
Warning of a dangerous situation that may possibly result in death or serious injury.
CAUTION
Warning of a situation that may result in minor or moderate injury.
ATTENTION
Warning of a situation that results in damage to property or the environment.
7SRL 6-60 - Installation & Operating Manual - 819698-00
Specialist terms/Abbreviations
Here, we explain some abbreviations, specialist terms, etc., which are used in this Manual.
CAN (Controller Area Network) bus
Data transmission standard and interface for connecting electronic equipment,sensors and control systems.
Data can be sent and received.
NRG .. / URS .. / URB .. / SRL .. / NRS.. / etc.
Equipment and type designations of GESTRA AG.
SELV
Safety Extra Low Voltage
Interval time
The interval at which, depending on the operating mode (e.g. 24 h/72 h operation), the connecting pipes
must be flushed.
Standby time
The purging process must be initiated within this time. The standby time begins when the interval has
elapsed.
Purge time
The purging process must be initiated by valve actuation within this time. The start of the purge time is
also sent to the URS 60 / URS 61 safety control unit, where it runs parallel to the purge time.
8SRL 6-60 - Installation & Operating Manual - 819698-00
Usage for the intended purpose
The SRL 6-60 monitoring logic unit may only be used in connection with external safety level limiters
for low water (LW) or high water (HW) and the URS 60 or URS 61 safety control unit for monitoring the
separate purging of the connecting pipes to the level pot.
Overview of possible unit combinations
Water level
limiter
Safety high
level limiter
Safety control unit
for limiters Operating unit Monitoring
logic unit
NRG 16-60
NRG 17-60
NRG 19-60
NRG 111-60
NRG 16-61
NRG 17-61
NRG 19-61
NRG 111-61
URS 60
URS 61
URB 60
SPECTOR
control
SRL 6-60
Fig. 1
Key to Fig. 1:
NRG = level electrode
URS = SPECTOR
connect
safety control unit
URB = visual display and operating unit
SRL = monitoring logic unit
To ensure the proper use of equipment during all types of use, you must also read the Installa-
tion & Operating Manuals for the system components used.
You can find the latest Installation & Operating Manuals on our website:
http://www.gestra.com/documents/brochures.html
9SRL 6-60 - Installation & Operating Manual - 819698-00
Usage for the intended purpose
Applicable directives and standards
The SRL 6-60 monitoring logic unit has been tested and approved for use in the scope governed by the
following directives and standards:
Directives:
Directive 2014/30/EU EMC Directive
Directive 2014/35/EU Low Voltage Directive
Standards:
61000-6-2 Immunity for industrial environments
61000-6-4 Emission standard for industrial environments
Improper use
There is a danger of death due to explosion if the equipment is used in potentially explo-
sive atmospheres.
Do not use the equipment in potentially explosive atmospheres.
Do not bring any equipment into service that does not have its own specific name plate.
The name plate indicates the technical features of the equipment.
10 SRL 6-60 - Installation & Operating Manual - 819698-00
Basic safety notes
There is a risk of electric shock during work on electrical systems.
Always switch off the voltage to the device before opening the field housing and working on
the terminal strips.
Check that the system is not carrying live voltage before commencing work.
Faulty equipment is a risk to system safety.
Only replace faulty equipment with identical equipment from GESTRA AG.
Required personnel qualifications
Activity Personnel
Integration in control system Specialist staff Plant designer
Installation/electrical connection/bring-
ing into service Specialist staff
Electrician/installer
The equipment may only be installed, wired
and brought into service by qualified and
competent staff.
Operation Boiler service technician Staff trained by the
plant operator
Maintenance work Specialist staff
Electrician
Maintenance and setup work may only be
performed by authorised staff who have
undergone specific training.
Setup work Specialist staff Plant construction
Fig. 2
Notes on product liability
We the manufacturer cannot accept any liability for damages resulting from improper use of the equip-
ment.
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