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6.16  Local grand total run-time reset:  

clr gtot

The  grand  total  run-time  is  a  separate  timer  that
functions in parallel with the run-time display, but is
not zeroed when the run-time display is reset to zero.
The run-time grand total may be viewed in the display
mode  by  pressing  the  

)

 and  

*

 buttons

simultaneously.

Clr gtot

  is  a  sub-menu  in  the  

LoC clr

 function

which when activated allows an operator to reset the
grand total run-time to zero while the Tachometer is in
the display mode by operating the  

)

 and  

*

 push

buttons  simultaneously  for  more  than  ten  seconds.
See section 2.2

To check or change the function select 

LoC clr

 in the

configuration menu and press 

which will reveal the

clr tot  

prompt.  Using the  

&

 or  

*

 button select

clr gtot

 and press  

(

 which will show

 

if the local

grand  total  reset  is  

on

 or  

oFF

.      If  set  as  required

operate  the  

)  

button  twice  to  return  to  the

configuration menu, or the 

&

 or 

*

 button to change

the setting followed by the  

)

 button twice to enter

the change and return to the  

LoC clr

 prompt in the

configuration menu.

Note:

 

Once reset, the grand total run-time can not be
recovered.

6.17  Grand total run-time reset from within
         the configuration menu:  

Clr

   

Gtot

The  grand total  run-time is a separate  timer that is
incremented in parallel with the run-time display, but is
not zeroed when the run-time display is reset to zero.
The grand total may be viewed in the display mode by
pressing the 

)

 and 

*

 buttons simultaneously.

The grand total can be reset to zero from within the
configuration menu using this 

Clr 

 

Gtot

 function.

To zero the grand total from within the configuration
menu select 

Clr 

 

Gtot

 and press 

(

 which will cause

the  instrument  to  display  

Clr

 

.

 

no

 with  

no

 flashing.

Press  the  

&

 or  

*

 push  button  until  

Clr

 

.

 

YE5

 is

displayed  and  then  press  

(

  which  will  result  in  a

0000

  prompt  being  displayed  with  the  first  digit

flashing.  This is a request for the instruction to be
confirmed by entering 

5urE

 using the 

&

 or 

*

 

button

to adjust the flashing digit and the 

(

 button to move

control to the next digit.  Pressing  

)

 will then reset

the grand total to zero and return the Tachometer to
the  configuration menu.
 

Note:

Once reset, the grand total can not be recovered.

6.18  Security code:  

CodE

Access to the instrument’s configuration menu may
be protected by a four digit security code which must
be entered to gain access.   New instruments are
configured with the default security code 

0000

 which

allows  unrestricted  access  to  all  configuration
functions.

To enter a new security code select  

CodE

 from the

configuration menu and press  

(

 which will cause

the  Tachometer  to  display  

0000

 with  one  digit

flashing.  The flashing digit may be adjusted using
the  

&

 or  

*

  push  button  and  the  

(  

button  to

transfer control to the next digit.   When all the digits
have been adjusted press  

)

 to return to the  

CodE

prompt. The revised security code will be activated
when  the  Tachometer  is  returned  to  the  display
mode.

Please contact BEKA associates sales department if
the security code is lost.

6.19  Reset configuration to factory defaults:

r5Et  Def

r5Et

 

Def 

resets the Tachometer configuration to the

factory default configurations shown in sections 6.0.

To  reset  the  Tachometer  to  the  factory  default
configurations select 

r5Et def 

from the configuration

menu  and  press  

(

 

which  will

 

result  in  the

instrument  displaying  

0000

  with  the  first  digit

flashing.  To confirm the instruction  

5urE

 should be

entered.   Using  the  

&

 or  

*

  button  set the  first

flashing digit to  

5

 and press  

(  

which will transfer

control to the second digit which should be set to 

u

.

When  

5urE

  has  been  entered  pressing  the  

)

button will reset all the configuration functions and
return the instrument to the display mode.

21

Summary of Contents for BA317NE

Page 1: ...Issue 7 9th July 2019 BA317NE Rugged one input Ex nA and Ex tc Tachometer Issue 7...

Page 2: ...tion functions 6 4 Input inPut 6 5 Input type inP tYPE 6 6 Debounce dEbouncE 6 7 Display update interval uPdAtE 6 8 Run time display di5P 2 6 9 Position of the decimal points dP 6 10 Speed scale facto...

Page 3: ...Adjusting alarm setpoints from display mode 9 5 Pulse Output 9 5 1 Ex nA certification 9 5 2 Pulse output configuration 9 5 3 Enable pulse output EnbL 9 5 4 Source of output pulse 5ourCE 9 5 5 Divide...

Page 4: ...4...

Page 5: ...n Appendix 2 For applications in the USA and Canada the BA317NE has ETL and cETL certification which is described in Appendix 3 2 OPERATION Fig 1 shows a simplified block diagram of the BA317NE Tachom...

Page 6: ...displays and associated annunciators plus a pulse input indicator as shown on front cover of this manual Speed On upper eight digit display display Run time On lower six digit display display Shows t...

Page 7: ...or an external Zener barrier or galvanic isolator as shown on the Type Examination Certificate This allows the Tachometer to be adjusted and configured live when installed in a Ex n panel enclosure lo...

Page 8: ...BA317NE Certification information label 4 SYSTEM DESIGN FOR HAZARDOUS AREAS When correctly installed in Zone 2 the BA317NE Totaliser may be connected to almost any apparatus in the safe area and to Ex...

Page 9: ...ation is essential for their effective use It is also necessary to ensure that the maintenance procedure makes sure that unauthorised re closure of the switches does not occur It is not considered nec...

Page 10: ...A317NE contains a configurable debounce circuit to prevent false triggering See section 6 7 4 2 5 Magnetic pick off input Magnetic pick off speed sensors usually have a low level ac voltage output whi...

Page 11: ...osure Ensure that the edges of aperture are de burred b Inspect the Tachometer s captive gasket and ensure that it is not damaged before inserting it into the panel enclosure aperture c If the enclosu...

Page 12: ...showing the requested units of measurement if this information is not supplied when the instrument is ordered a blank card will be fitted A pack of self adhesive scale cards printed with common units...

Page 13: ...factor that determines whether the Tachometer displays speed per second per minute or per hour The Tachometer incorporates a run time clock that displays the time in hours that the speed of the monito...

Page 14: ...on or oFF See section 6 8 Display Summary of function dP Decimal points Defines the position of the decimal point in the Tachometer speed display See section 6 9 5CALE 5 Speed scale factor 5CALE 5 is...

Page 15: ...6 Display Summary of function CLr Gtot Resets grand total run time to zero This function resets the grand total run time to zero from within the configuration menu when CLr YE5 is selected and 5urE is...

Page 16: ...16...

Page 17: ...17...

Page 18: ...ch as those resulting from a mechanical contact closing and bouncing Three levels of protection may be selected and the amount of debounce applied depends upon the type of Tachometer input that has be...

Page 19: ...g shaft generates 18 pulses per revolution to produce a Tachometer speed display in revolutions 5CALE 5 should be set to 18 0 The units of the Tachometer speed display are pulses per unit of time The...

Page 20: ...sed it is not necessary to enter a clip off value see 6 8 To check or change the clip off threshold select CLP oFF from the configuration menu and press which will reveal the current setting The thres...

Page 21: ...is displayed and then press which will result in a 0000 prompt being displayed with the first digit flashing This is a request for the instruction to be confirmed by entering 5urE using the or button...

Page 22: ...al between display updates Using the or button select uPdAtE in the configuration menu and press to reveal how frequently the Tachometer display is updated Using the or push button select 0 5 0 5 seco...

Page 23: ...h buttons The button will transfer control to the second digit which controls the step response and should be set to 0 in the same way Finally enter the selection and return to the FiLtEr prompt in th...

Page 24: ...s unauthorised access to the configuration menu Using the or button select CodE from the configuration menu and press which will reveal 0000 with the first digit flashing This example requires the sec...

Page 25: ...ng calibration change Re enable both alarms 8 2 Fault finding after commissioning BS EN 60079 17 Electrical installations inspection and maintenance permits live maintenance in Zone 2 if a risk analys...

Page 26: ...output 2 or Isolated dual alarms 2 Notes 1 Internally powered 2 Only one of the three output options can be fitted to a BA317NE Tachometer 9 1 Scale card The BA317NE has a window on the right hand sid...

Page 27: ...ons such as a shut down system When the BA317NE Tachometer power supply is turned off or disconnected the alarm outputs will open irrespective of whether normally open or normally closed outputs have...

Page 28: ...ve use It is also necessary to ensure that the maintenance procedure makes sure that unauthorised re closure of the switches does not occur It is not considered necessary to have a means of isolation...

Page 29: ...ust therefore be reconfigured before use 9 4 6 Setpoint adjustment 5P1 x 5P2 x The speed alarm setpoints 5P1 5peed and 5P2 5peed may be positioned anywhere between 0000000 and 9999999 and the run time...

Page 30: ...30...

Page 31: ...the configured alarm silence time When an alarm is silenced the alarm annunciator will flash until the silence time expires To adjust the alarm silence time select 5iL using the or push button in the...

Page 32: ...digit using the or buttons to adjust the flashing digit and the push button to move control to the next digit If the correct code is entered pressing will then cause alarm setpoint prompt 5P1 5peed o...

Page 33: ...ned The retransmitted RTx annunciator on the instrument display shows the status of the retransmitted pulse output Annunciator activation depends upon the setting of 5ource in the pulse output configu...

Page 34: ...e standard 9 5 2 Pulse output configuration PuL5E oP When the BA317NE Tachometer is supplied with a factory fitted pulse output the configuration menu is extended as shown in Fig 18 to include the pul...

Page 35: ...changed by pressing the or push button followed by the button to return to 5ourCE prompt 9 5 5 Divide output pulse frequency diVidE When 5CALEd is selected in the 5ourCE function described in section...

Page 36: ...20mA output to be connected to any dc circuit providing that in normal operation the maximum supply voltage is not greater than 30V dc Providing that the BA317NE Tachometer is correctly installed in a...

Page 37: ...ponds to a 4 000mA output current is defined by this function Using the or push button select 4 000 in the 4 20mA output sub menu and press to reveal the existing speed display with one digit flashing...

Page 38: ...afe use in dust atmospheres The BA317NE ATEX Type Examination Certificate has an X suffix to show that special conditions for safe use are specified by the BA317NE Ex ic tc certificate indicated by th...

Page 39: ...for an external Zener barrier or galvanic isolator as shown on the IECEx Certificate This allows the Tachometer to be adjusted and configured live when installed in a Ex n panel enclosure located in...

Page 40: ...parameters the systems shown in sections 3 4 and 5 of this manual may therefore also be used for US and Canadian installations subject to complying with local codes of practice ETL and cETL codes CL...

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