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38

9.4.3

Instrument function:   

FunCtion

The BA377NE may be configured as a Timer or as a
Clock.

This section of the instruction manual

describes the Clock configuration, for details of
Timer configuration see section 6.5.

To reveal the existing function of the instrument
select

FunCtion

from the configuration menu and

press

(

.

If

CLoC

is displayed, the instrument is

already configured as a Clock therefore press

)

to

return to the

FunCtion

prompt in the configuration

menu. If

ELAP5E

is displayed, press the

*

or

&

button to change the setting to

CLoC

followed by the

(

button 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. When

5urE

has been entered,

pressing

)

will change the instrument to a Clock

and return the instrument to the display mode. To
configure the Clock enter the configuration menu by
pressing the

(

and

)

buttons simultaneously until

function

 is displayed.  

 

9.4.4

Display format:   

di5PLAY

The BA377NE Clock may be configured to display
time in a 12 or 24 hour format with or without
seconds. When a 12 hour format is selected, AM is
denoted by an

A

prefix at the left hand side of the

display, similarly a 

P

 is displayed to denote PM.

To check or change the display format of the clock,
select

di5PLAY

from the configuration menu and

press

(

which will reveal the existing setting which

can be changed by pressing the

*

or

&

button

followed by the

)

button to enter the selection and

return to the configuration menu.

The options

available are shown below:

12

 

:

 

00

 

:

 

00

Twelve hour format with seconds

12

 

:

 

00

Twelve hour format without seconds

24

 

:

 

00

 

:

 

00

Twenty four hour format with seconds

24

 

:

 

00

Twenty four hour format without seconds

9.4.5

Set clock display time:   

5Et

This function sets the time displayed by the Clock
which must be entered each time the BA377NE
Clock is powered.

Until a set time is entered the

Clock will display a flashing

00 : 00 : 00

or

00 : 00

for 24

hour formats, or

A12 : 00 : 00

or

A12 : 00

for 12 hour

formats.

To adjust the clock set time, select

5Et

from the

configuration menu and press

(

that will show

00 : 00 : 00

or the existing set time with the hours

flashing.

When setting the clock display time

seconds are always shown.

Using the

*

or

&

button adjust the flashing hours

and then press

(

to transfer control to the minutes

display, pressing

(

again will transfer control to the

seconds display.

When the clock display time has

been adjusted press

)

to start the Clock and return

to the 

5Et

 prompt in the configuration menu.

9.4.6

Enter synchronising time:   

5YnC  t

When the external reset terminals RS1 and RS2 are
connected together the clock is stopped and the
displayed time is set to the synchronising time.
When the connection between the reset terminals is
removed, the clock restarts from the synchronising
time. This function enables the BA377NE clock to
be synchronised with a master clock.

To enter the synchronising time, select

5YnC t

from

the configuration menu and press

(

which will

reveal the existing synchronising time with the hours
flashing.

Using the

*

or

&

button adjust the

hours and then press

(

to transfer control to the

minutes display, pressing

(

again will transfer

control to the seconds display.

When the

synchronising time has been set as required, press

)

 to return to the configuration menu.

9.4.7

Control output 1 (Optional):   

oP1

Control output 1 is an optional factory fitted
galvanically isolated solid state switch contact output
which can be configured to turn

on

(output closed)

and

off

(output open) twice in each twenty-four hour

period. The control output status is shown by the 1
control output display annunciator.

Function

oP1

contains a sub-menu with five sub-

functions:

EnbL

Number of times output 1
turns 

on 

&

 off 

in 24 hours.

oP 1 : on 1

First time oP 1 turns 

on

 (closes)

oP 1 : oFF 1

First time oP 1 turns 

off

 (opens)

oP 1 : on 2

Second time oP 1 turns 

on

 (closes)

oP 1 : oFF 2

Second time  oP 1 turns 

off

 (opens)

To check or change the function of Control output 1
select

oP1

from the configuration menu and press

(

  which will reveal the first sub-function 

EnbL.

Содержание BA377NE

Страница 1: ...Issue 6 3rd July 2018 BA377NE Rugged one input Ex nA and Ex tc Timer or Clock Issue 6...

Страница 2: ...n functions 6 5 3 Instrument function FunCtion 6 5 4 Input inPut 6 5 5 Input type inP tYPE 6 5 6 debounce debounce 6 5 7 Lower display di5P 2 6 5 8 Starting stopping the Timer 5tAr5toP 6 5 9 Units of...

Страница 3: ...e 5YnC t 9 4 7 Control output 1 Optional oP1 9 4 8 Enable Control output 1 EnbL 9 4 9 On and off times oP 1 on 1 oP 1 off 1 oP 1 on 2 oP 1 off 2 9 4 10 Control output 2 Optional oP2 9 4 11 Enable cont...

Страница 4: ...4...

Страница 5: ...endixes to this manual The Ex nA and Ex tc certification of the instrument is unaffected by whether it is configured as a Timer or as a Clock 2 1 ATEX Ex nA certification Notified Body Intertek Testin...

Страница 6: ...5 Input terminals The BA377NE Timer or Clock has a single pair of pulse input terminals 5 and 6 that may be configured for use with different types of sensor For sensors that require energising to de...

Страница 7: ...equipment In addition to being able to be connected to other equipment in the safe area and in Zone 2 the BA377NE may also be connected to suitably protected and certified equipment located in Zone 1...

Страница 8: ...ng DIN rail mounted terminals incorporating a fuse with easily removable fuses which can be extracted to achieve isolation as shown in Fig 1 Clear identification of and easy access to the means of iso...

Страница 9: ...nnected to input terminals 5 6 providing the sensor and associated wiring can withstand a 500V rms insulation test to earth The BA377NE contain a configurable debounce circuit to prevent false trigger...

Страница 10: ...ngle pole control outputs that may be independently configured with normally open or normally closed outputs CAUTION Control outputs should not be used for critical safety applications such as a shut...

Страница 11: ...in the safe area Fig 6 Typical control output application Shown without recommended screened cables To comply with the requirements of EN 60079 14 Electrical installations design selection and erectio...

Страница 12: ...s 4 2 Installation Procedure a Cut the aperture specified in Fig 7 in the panel enclosure Ensure that the edges of aperture are de burred b Inspect the Timer or Clock s captive gasket and ensure that...

Страница 13: ...equested 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 of flow measu...

Страница 14: ...asurement specified when the instrument was ordered if the units are not specified a blank scale card will be fitted A pack of scale cards pre printed with common units of measurement is available as...

Страница 15: ...be accomplished via the front panel push buttons or by a remote contact A grand total time is maintained which can be viewed by operating the front panel push buttons It may be reset to zero from wit...

Страница 16: ...15 Shows in succession firmware version number instrument function elap5e and any output accessories that are fitted A Dual Control Outputs Access to configuration menu 6 3 Displays when configured as...

Страница 17: ...nning state to the Pause state by a stop event which could be an input or operation of the button Reset In this state the Timer is readied for operation The Timer is stopped and loaded with zero for t...

Страница 18: ...ughout this manual front panel push buttons are shown as and and legends displayed by the instrument are shown in a seven segment font just as they appear on the instrument e g inPut and Clr Gtot Acce...

Страница 19: ...ContACt Switch contact Energise input by linking terminals 3 4 See section 6 5 5 dEbounCE Defines the level of debounce applied to the input to prevent false functioning dEFAuLt HEAVY LiGHt See secti...

Страница 20: ...the display mode to 5Et t and r5t dela See section 6 5 15 Display Summary of function uP or dn Direction of count Defines whether the Timer times down from 5Et t to zero or times up from zero to the...

Страница 21: ...control output 1 See section 6 5 26 Display Summary of function CLr Gtot Resets grand total to zero This function resets the grand total which represents the total Timer run time from within the confi...

Страница 22: ...ice to return to the configuration menu or repeatedly press the or button until the required type of input is displayed and then press twice to return to the configuration menu One of following six ty...

Страница 23: ...at start of each period 02 11 Current Number of cycles cycle requested not shown number when cycle is continuously repeated LabEL Exactly the same as 5td but timer status i e CYCLE or dELAY is shown...

Страница 24: ...24...

Страница 25: ...25...

Страница 26: ...transfer control to the next digit When set as required enter the selection and return to the cycl cnt prompt in the sub menu by operating the button 6 5 14 Restart delay r5t dela This sub function d...

Страница 27: ...ming will start immediately Continue When power is restored the Timer will continue from where it stopped without any manual intervention To check or change the function select P fail from the configu...

Страница 28: ...guration example in section 7 2 of this manual illustrates the use of the control outputs Further examples can be found in Application Guide AG374 which is available on the BEKA website 6 5 22 Control...

Страница 29: ...A from the control output 1 sub menu and press which will reveal the existing delay time with one digit flashing The flashing digit can be adjusted using the or button and the button to move to the ne...

Страница 30: ...git 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 Note r5Et dEF does not reset the gr...

Страница 31: ...ch it stopped when the start button is operated Fig 15 Control of Ex nA solenoid valve in a hazardous area The required instrument configuration for this example are shown below Function Display Setti...

Страница 32: ...d Contact BEKA if code is lost 8 2 Fault finding after commissioning EN 60079 17 Electrical installations inspection and maintenance permits live maintenance in Zone 2 if a risk analysis demonstrates...

Страница 33: ...sociates or to our local agent for repair It is helpful if a brief description of the fault symptoms is provided 8 4 Routine maintenance The mechanical and electrical condition of the instrument shoul...

Страница 34: ...nt memory Following initialisation the instrument will display a flashing display which is a request for the local time to be entered The clock will not start to function until a display time has been...

Страница 35: ...ghout this manual push buttons are shown as and and legends displayed by the Clock are shown in a seven segment font as they appear on the instrument e g di5PLAY and CodE Access to the configuration m...

Страница 36: ...36...

Страница 37: ...rol output 1 Optional Control output 1 can turn on output closed and off output open twice in each twenty four hour period This function contains five sub function EnbL Enables output 1 and defines if...

Страница 38: ...time is entered the Clock will display a flashing 00 00 00 or 00 00 for 24 hour formats or A12 00 00 or A12 00 for 12 hour formats To adjust the clock set time select 5Et from the configuration menu...

Страница 39: ...n entered return to the configuration menu by pressing the button twice 9 4 10 Control output 2 Optional oP2 Control output 2 is an optional factory fitted output which can be configured to turn on ou...

Страница 40: ...the display mode may be protected by a four digit alphanumeric security code which must be entered to gain access Default security code 0000 allows unrestricted access With ACCd displayed press to en...

Страница 41: ...will then change the instrument to a Clock and return the display to FunCtion in the configuration menu Step 3 Select display format Using the or button select di5PLAY in the configuration menu and p...

Страница 42: ...cess to the configuration menu Using the and buttons select CodE from the configuration menu and press which will reveal 0000 with the first digit flashing This example requires the security code to b...

Страница 43: ...Zone 2 if a risk analysis demonstrates that this does not introduce an unacceptable risk The removal of covers opening of Ex n enclosure is permitted if this can be done without contaminating the int...

Страница 44: ...ncy should be chosen to suit the environmental conditions 11 5 Guarantee Instruments which fail within the guarantee period should be returned to BEKA associates or our local agent It is helpful if a...

Страница 45: ...A1 2 Special conditions for safe use in dust atmospheres The BA377NE ATEX Type Examination Certificate has an X suffix to show that special conditions for safe use are specified by the BA377NE Ex ic t...

Страница 46: ...nd both refer to equivalent standards Therefore the ATEX installation requirements specified in the main sections and in Appendix 1 of this manual also apply for IECEx installations but the local code...

Страница 47: ...fety parameters are the same as the ATEX and IECEx parameters the systems shown in sections 2 3 4 of this manual may therefore also be used for US and Canadian installations subject to compliance with...

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