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Issue: 4

3rd July 2018

BA578E

Two input

General purpose

Timer or Clock

Issue 4

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Summary of Contents for BA578E

Page 1: ...Issue 4 3rd July 2018 BA578E Two input General purpose Timer or Clock Issue 4...

Page 2: ...14 Cycle count cycl cnt 5 5 15 Restart delay r5t dela 5 5 16 Adjusting the set time 5Et t from the display mode AC5Et t 5 5 17 Direction of count uP or dn 5 5 18 Power fail p fail 5 5 19 Local reset...

Page 3: ...ff 1 5tat on 2 5tat off 2 8 4 10 Control output 1 oP1 8 4 11 Enable Control output 1 EnbL 8 4 12 Control output 1 on and off times oP 1 on 1 oP 1 off 1 oP 1 on 2 oP 1 off 2 8 4 13 Control output 2 oP2...

Page 4: ...4...

Page 5: ...nstrument 2 SYSTEM DESIGN Fig 1 illustrates the basic circuit that is used for all BA578E Timer installations BA578E Clock installations are the same except that the two input terminals are not used F...

Page 6: ...input ranges are independently selectable for each input in the BA578E Timer configuration menu VoLt5 L and VoLt5 H allowing almost any sensor with a voltage output to be used The BA578E contains a se...

Page 7: ...int between the instrument enclosure and the panel the rear of the instrument has IP20 ingress protection The BA578E may be installed in any panel providing that the operating temperature is between 4...

Page 8: ...p body d Place a clamp in the recess on each side of the instrument pulling gently to slide it onto the dovetail as shown in Fig 6 Push the knurled screw slightly forward to engage the thread and tigh...

Page 9: ...t at the rear of the instrument 4 ACCESSORIES 4 1 Display backlight The BA578E Timer or Clock can be supplied with a factory fitted backlight that produce green illumination enhancing display contrast...

Page 10: ...ion New instruments can be supplied with a tag number or application information printed onto the rear panel adjacent to the terminals This information is not visible from the front of the instrument...

Page 11: ...ntained by the instrument which can be viewed by operating the front panel push buttons and reset from the display mode or from within the configuration menu Fig 8 shows a simplified block diagram of...

Page 12: ...d to the restart delay r5t dela See 6 5 16 Shows firmware version Accesses the configuration menu 5 3 Displays when configured as a Timer The BA578E has two digital displays and associated annunciator...

Page 13: ...the Pause state by a stop event which could be an input on input b or operation of the button Reset In this state the Timer is readied for operation The Timer is stopped and loaded with zero for timi...

Page 14: ...figuration functions Throughout this manual front panel push buttons are shown as and Legends displayed by the instrument are shown in a seven segment font just as they appear on the instrument e g in...

Page 15: ...l of input debounce applied to the input A to prevent false counting dEFAuLt HEAVY LiGHt See section 5 5 6 Display Summary of function inPut b Configuration of input b As configuration of inPut A Ener...

Page 16: ...protect access to 5Et t from the display mode See section 5 5 16 Display Summary of function uP or dn Direction of count Defines whether the Timer times up from zero to the set time 5Et t or times do...

Page 17: ...ary of function Control output 1 on oP1 on Control output 1 turns on when the Timer enters the state selected in this function Output phase can be reversed See section 5 5 30 Control output 1 off oP1...

Page 18: ...on menu One of following six types of input may be selected Display Input type Switching thresholds Low High oPCoL Open collector 2 10k VoLt5 L Voltage pulse low 1 3V VoLt5 H Voltage pulse high 3 10V...

Page 19: ...disabled 5 5 9 Starting stopping the Timer 5tAr5toP The Timer may be started and stopped by signals on Input A and Input b or by operation of the front panel or push buttons To check or change the con...

Page 20: ...20...

Page 21: ...21...

Page 22: ...eveal the number of times the timer cycle is to be repeated with the most significant flashing The flashing digit may be adjusted by pressing the or button followed by the button to transfer control t...

Page 23: ...on the upper display Timing resumes when a start instruction is received If a start input exists when power is restored timing will start immediately Continue When power is restored the Timer will con...

Page 24: ...tates such as n re5et If the status output is required to be on in only one Timer state this can be achieved with the following configuration 5tat on state required e g run 5tat off n state required e...

Page 25: ...to the status output sub menu 5 5 28 Control output 1 optional op1 Control output 1 is an optional factory fitted galvanically isolated solid state switch contact which can be configured to turn on an...

Page 26: ...ions Display Control output 1 turns off when Timer enters selected state re5et Reset state run Running state pau5ed Paused state delay Restart delay state done Complete state Control output 1 turns of...

Page 27: ...ed 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 c...

Page 28: ...option and should be specified when the instrument is ordered Control output 1 is used to switch the intrinsically safe solenoid valve and control output 2 is wired to the Timer s reset terminals to p...

Page 29: ...uP or dn dn Power failure p fail idle Local total reset rE5Et EnbL on Local grand total reset CLr Gtot oFF External reset e r5et fa5t Enable control output 1 EnbL on Control output 1 on at oP1 on run...

Page 30: ...s in the configuration menu Unable to enter configuration menu Incorrect security code That the correct security code is being used Contact BEKA if code is lost 7 2 Fault finding after commissioning E...

Page 31: ...regularly checked Inspection frequency should be chosen to suit the environmental conditions 7 5 Guarantee Instruments which fail within the guarantee period should be returned to BEKA associates or o...

Page 32: ...t starts functioning using the configuration information stored in the instrument s permanent memory Following initialisation the instrument will have a flashing display which is a request for the loc...

Page 33: ...ion functions Throughout this manual push buttons are shown as and and legends displayed by the Clock are shown in a seven segment font just as they appear on the instrument e g di5PLAY and CodE Acces...

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Page 36: ...output can turn on open collector on and off open collector off once or twice in each twenty four hour period This function contains five sub function EnbL Enables Status output and defines if it turn...

Page 37: ...to the display mode To configure the Clock enter the configuration menu by pressing the and buttons simultaneously until function is displayed 8 4 4 Display format di5PLAY The BA578E Clock may be con...

Page 38: ...ed on 1 Turns on off once per 24 hours on 2 Turns on off twice per 24 hours When the required option is displayed operating will enter the selection and return to the EnbL prompt from which another su...

Page 39: ...en entered return to the configuration menu by pressing the button twice 8 4 13 Control output 2 oP2 Control output 2 is an optional factory fitted output which can be configured to turn on output clo...

Page 40: ...mes from 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 pre...

Page 41: ...n change the instrument to a Clock and return the display to FunCtion in the configuration menu See 8 4 3 Step 3 Select display format Using the or button select di5PLAY in the configuration menu and...

Page 42: ...ess 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 be...

Page 43: ...If a BA578E fails after it has been functioning correctly as a Clock the following table may help to identify the cause of the failure Symptom Cause Check No display No power supply That there is bet...

Page 44: ...4 10 6 Customer comments BEKA is always pleased to receive comments from customers about our products and services All communications are acknowledged and whenever possible suggestions are implemented...

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