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USER MANUAL : 

 

DOCUMENT NAME

This logger can operate in one of three power configurations. 
 

Mode 

 
Mains 
 
 

Battery 
 
 

Dual 
 

 
In  this mode the logger 
allowing  for the streaming of
 

In this mode, the logger will 'wakeup' (normally 
its recorded data to a remote database
 

External  12V  supply 
automatically switch to battery mode should the power fail.

 
Each power mode can be selected from the 
which  the  logger  will  switch  from  Mains  to  Battery  mode  is  defined  by  the  'Power  Threshold'  voltage.  This  should  only 
under special circumstances be adjusted from 4.75V.
Fitted onto each logger is an onboard 24V 30mA power generator. The Cumulus Logger can generate a stable 24V output at 
a maximum of 30mA, allowing for the powering of an external piece of equipment or current loop device eliminating the 
need for a secondary power supply. This option will also function under battery operation. 

Operation Modes are as follows and are selected in the 'Generator Modes' options

 
 
 

 
 
 
 
 

 

 
 
To  expand  on  the Loop/Modbus  Power options 
device, the power is turned on each time that interface is 

there  is  a  preset  amount  of  time  it  will  need  to  be  powered  before  it  has  'settled'  and  the  reading  has  become  stable 
enough to sample. This varies from device to device and can be adjusted using
And lastly, an advanced function showing the modem diagnostics can be switched on or off. What this will do is stream all 
the modem commands to the diagnostic screen for analysis. 

kept off by default. 

Mode 

 
Off 
 

On 
 
Loop Power 
 

 
 
Modbus Power 
 

 

 
In  this mode the 
 

In this mode 
 
Under  Loop  Power  control,  the  generator  will  be  turned  on  for  a 
specific  period  of  time  (Generator  Delay)  before  the  4

interface is read.
 
Under Modbus Power control, the generator will be turned on for a 
specific  per

interface is read.
 

MANUAL : CDS551 CIRRUS MODBUS LOGGER 

NAME 

CLASSIFICATION 

DATE 

PAGE

an operate in one of three power configurations.  

Notes 

In  this mode the logger will be continuously connected to the server 
allowing  for the streaming of real time data. 

In this mode, the logger will 'wakeup' (normally 6 hourly) and upload 
its recorded data to a remote database and then go to sleep. 

External  12V  supply  +  Battery.  In  this  mode  the  logger  will 
automatically switch to battery mode should the power fail. 

can be selected from the items under 'Power Mode'. When a logger is in Dual Mode, the voltage point at 

which  the  logger  will  switch  from  Mains  to  Battery  mode  is  defined  by  the  'Power  Threshold'  voltage.  This  should  only 
under special circumstances be adjusted from 4.75V. 

ch logger is an onboard 24V 30mA power generator. The Cumulus Logger can generate a stable 24V output at 

allowing for the powering of an external piece of equipment or current loop device eliminating the 

. This option will also function under battery operation.  

Operation Modes are as follows and are selected in the 'Generator Modes' options.  

To  expand  on  the  Loop/Modbus  Power options  - when  using  the generator  to  power  a 4-20mA  loop device  or Modbus 
device, the power is turned on each time that interface is activated to read. Depending on the device you are powering, 

there  is  a  preset  amount  of  time  it  will  need  to  be  powered  before  it  has  'settled'  and  the  reading  has  become  stable 
enough to sample. This varies from device to device and can be adjusted using the 'Generator Delay' time.
And lastly, an advanced function showing the modem diagnostics can be switched on or off. What this will do is stream all 
the modem commands to the diagnostic screen for analysis. 

This is really only for advanced troubleshooting and should be 

Notes 

In  this mode the generator is permanently off. 

In this mode the generator is permanently on. 

Under  Loop  Power  control,  the  generator  will  be  turned  on  for  a 
specific  period  of  time  (Generator  Delay)  before  the  4

interface is read. 

Under Modbus Power control, the generator will be turned on for a 
specific  period  of  time  (Generator  Delay)  before  the  Modbus  

interface is read. 

 

PAGE 

be continuously connected to the server 

6 hourly) and upload 

In  this  mode  the  logger  will 

under 'Power Mode'. When a logger is in Dual Mode, the voltage point at 

which  the  logger  will  switch  from  Mains  to  Battery  mode  is  defined  by  the  'Power  Threshold'  voltage.  This  should  only 

ch logger is an onboard 24V 30mA power generator. The Cumulus Logger can generate a stable 24V output at 

allowing for the powering of an external piece of equipment or current loop device eliminating the 

20mA  loop  device  or  Modbus 

activated to read. Depending on the device you are powering, 

there  is  a  preset  amount  of  time  it  will  need  to  be  powered  before  it  has  'settled'  and  the  reading  has  become  stable 

the 'Generator Delay' time. 

And lastly, an advanced function showing the modem diagnostics can be switched on or off. What this will do is stream all 

troubleshooting and should be 

Under  Loop  Power  control,  the  generator  will  be  turned  on  for  a 
specific  period  of  time  (Generator  Delay)  before  the  4-20mA 

Under Modbus Power control, the generator will be turned on for a 

iod  of  time  (Generator  Delay)  before  the  Modbus  

Summary of Contents for CDS551

Page 1: ...r User Manual User 1 December 2020 V1 0 Draft Confidential CDS551 Cirrus Modbus Logger User Manual docx This document contains information relating to the rights of Cape Digital Solutions The confiden...

Page 2: ...DOCUMENT NAME Issue Date V01 13 July 2021 MANUAL CDS551 CIRRUS MODBUS LOGGER NAME CLASSIFICATION DATE PAGE AMENDMENT HISTORY Amendment Details Amended By Compile document Alex Romanov PAGE Amended By...

Page 3: ...24V loop power generator 1 7 3 Using the RS485 Modbus interface 1 8 Sim card and battery installation 1 9 Installation considerations 2 Logger Setup 2 1 Setup via Bluetooth Configure 2 2 Setup via Rem...

Page 4: ...t software CloudWorks is allow clients to manage their own networks and data There are no monthly charges for collecting and hosting data as the client can provide this service themselves GPRS EDGE LT...

Page 5: ...ME CLASSIFICATION DATE PAGE Onboard 24V 30mA power generator The Cirrus Modbus logger can generate a stable 24V output at a maximum of 30mA allowing for the powering of an external piece of equipment...

Page 6: ...this mode the logger can be continuously connected to the server allowing for the streaming Modbus logger uses standard D Cell alkaline batteries that will last several years In this mode the logger...

Page 7: ...etooth is ready to receive an incoming connection Solid light indicates and active connection Logger is in Command Mode normally accompanied by an active Bluetooth connection Logger is currently initi...

Page 8: ...a positive input D 8 Modbus RS485 Data negative input D 9 Isolated ground for Modbus RS485 input 10 Earthing connection Modbus RS485 input transient voltage protection MANUAL CDS551 CIRRUS MODBUS LOGG...

Page 9: ...aline batteries means that the logger can be put e is solar power available the logger will remain online with the server Should the solar power fail the logger will automatically switch to battery mo...

Page 10: ...N DATE PAGE he loop should only be powered each time the device needs to be read oop Power mode Example configuration of the generator supplying power to a loop powered device Using the RS485 Modbus i...

Page 11: ...atermaster flow meter Watermaster Modbus Setup MANUAL CDS551 CIRRUS MODBUS LOGGER NAME CLASSIFICATION DATE PAGE Example configuration for connection to an Aquamaster 3 4 flow meter Modbus Setup 19200...

Page 12: ...n for connection Cloudworks BGT Sensor Modbus Setup MANUAL CDS551 CIRRUS MODBUS LOGGER NAME CLASSIFICATION DATE PAGE Example configuration for connection Cloudworks Hydrostatic BGT sensor Modbus Setup...

Page 13: ...o cover the sim card 5 Slide the cover plate forward again to lock into the base 1 2 MANUAL CDS551 CIRRUS MODBUS LOGGER NAME CLASSIFICATION DATE PAGE installation oSIM and is installed as follows Slid...

Page 14: ...CLASSIFICATION DATE PAGE Battery Installation Installation considerations Modbus logger is environmentally rated to IP68 max1 2m In order to achieve this it is critical that any cables entering the l...

Page 15: ...SSIFICATION DATE PAGE This logger can be configured using 3 different methods interface Remotely when a logger is powered and is currently online Via a scripting method for battery operated loggers th...

Page 16: ...h for the available remote devices in the immediate Once the search has been completed a list of all the available devices will be displayed Should the device you are looking the Refresh button to sta...

Page 17: ...ll initiate a connection immediately nce the Bluetooth connection has been established Cloudworks will automatically activate the correct configuration needed for each device type This device will imm...

Page 18: ...ith the COMMAND MODE text in the communications block nses will be displayed in the Communications block This information can be cleared by right clicking in this box and before any of the settings ch...

Page 19: ...gger load Bluetooth communications active It would normally indicate lower than the recorded battery status in the datalog which is read while the essentially idle An indicator as to how this logger i...

Page 20: ...is associated with a specific logger Each database and ssigned to it Data is matched between these systems using that code This code is also used to separate communications between different vendors...

Page 21: ...ard have a pincode activated it will request the pincode when the modem powers up and starts connecting to the network If the pincode field here is the logger will offer this code to the network allow...

Page 22: ...Start Time timer will be started Should the connection to the server take longer than this preset time the connection will be aborted and the logger will be put back to sleep For powered loggers the...

Page 23: ...Power Threshold voltage This should only under special circumstances be adjusted from 4 75V ch logger is an onboard 24V 30mA power generator The Cumulus Logger can generate a stable 24V output at allo...

Page 24: ...in Command Mode pressing this button will send a command to clear the onboard datalog Forces the logger to wake up and connect to the server This will also force a battery logger to connect to the ser...

Page 25: ...t 4mA Point Change the source current on the interface to an accurate 20mA Dropdown the Calibrate Loop menu and select the Set 20mA Point loop current to any random value between 4mA and 20mA Press th...

Page 26: ...urther configurations when a logger is in battery mode and asleep disconnecting the battery will not cycle the device A battery logger in sleep mode can remain powered for up to 5 minutes before the o...

Page 27: ...ters are the same as when you configure via the Bluetooth setup option Again d commands are sent to the device only after the parameter setup field has been left What this means is that while adjustin...

Page 28: ...t server so will go offline here preventing you from making any further changes The Remote Configure screen has one further tool available in its arsenal and that is the Send Test SMS function The pur...

Page 29: ...he Bluetooth setup option with one or two minor All the parameter fields are empty at this point To create a script simply enter the new values for the parameters you wish The script will only be gene...

Page 30: ...d to be executed Listed also is the response to each command for diagnostic purposes You can read back the current script to determine its status at any point by pressing the Read Script button he dat...

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