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Krom Schroder BCU 46 Series, Operating Instructions Manual, Page: 11 / 34

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Krom Schroder BCU 46 Series Operating Instructions Manual Download Page 11

BCU..F1

PE

L

N

N

28

L

58

37

N

27

L

57

36

N

29

L

59

38

F3 3,15 A

O

I

F1 3,15 A

82 81 80

95 96 97

51 21 BM

23

22

85 86 87

92 91 90

54 24

N1

52 53 BM

55 25

N1

56 26

N1

E1

1

N1

N1

N1

N1

N1

230 

V

UVS

3

1

2

4

6

5

7

40

41

35

39

E0

PE

IC 40

PE

19 18

16 15 14

12 11 10

8 7

5 4

2 1

A

AC

D

DC

M

mA

L
N

22 21 20

R..

66 67

64 65

40 41

56 26

N1

0°

➔

90°

 

90°

 

GB-11

D

GB

F

NL

I

E

IC 40 connected to BCU/LM..F1 (staged 

control)

 

▷

Parameter I020 = 2.

 

▷

Set IC 40 to operating mode 11, see Actuator 
IC 40 operating instructions or technical informa-
tion bulletin at www.docuthek.com.

Summary of Contents for BCU 46 Series

Page 1: ...ons WARNING Indicates possible danger to life and limb CAUTION Indicates possible material damage All interventions may only be carried out by qualified gas technicians Electrical interventions may on...

Page 2: ...4 burner control unit 60 65 80 Series 460 Series 465 Series 480 Q W Mains voltage 120 V AC 50 60 Hz 230 V AC 50 60 Hz 1 2 3 8 Ignition transformer duty cycle 100 20 100 33 P0 P1 P2 P3 P6 P7 Flange pl...

Page 3: ...ion CAUTION Please observe the following to ensure that the BCU is not damaged The device must not be installed in a public place It must be accessible to authorized personnel only Unauthorized person...

Page 4: ...hip card CAUTION Please observe the following to ensure that the BCU is not damaged Different power supply for the gas valves The following combinations of BCU and LM are allowed BCU 4xx E1 LM E1 powe...

Page 5: ...s without authentica tion mechanisms Use shielded RJ45 plugs Cable length max 100 m between 2 subscrib ers Profinet Profibus installation guidelines see www profibus com Ethernet installation guidelin...

Page 6: ...s in accordance with the manufacturer s instructions The protective circuit prevents high voltage peaks which can cause malfunctioning of the BCU Install the ignition cable in the BCU in the desig nat...

Page 7: ...82 81 80 95 96 97 51 21 BM 23 22 85 86 87 92 91 90 54 24 N1 52 53 BM 55 25 N1 56 26 N1 F1 BCU E1 1 N1 N1 N1 N1 N1 N1 N1 N1 p U 2 230 V UVS I Z 3 1 2 4 6 5 7 40 41 35 39 LDS Start 1 F2 BCU E0 HT PE PE...

Page 8: ...1 21 BM 23 22 85 86 87 92 91 90 54 24 N1 52 53 BM 55 25 N1 56 26 N1 1 N1 N1 N1 N1 N1 N1 N1 N1 p U 2 230 V UVS I Z 3 1 2 4 6 5 7 40 41 35 39 P LDS Start 1 A HT PE PE PE PE PE 65 34 66 v Luft N1 67 BCU...

Page 9: ...23 22 85 86 87 92 91 90 54 24 N1 52 53 BM 55 25 N1 56 26 N1 1 N1 N1 N1 N1 N1 N1 N1 N1 p U 2 230 V UVS I Z 3 1 2 4 6 5 7 40 41 35 39 P LDS Start 1 A HT PE PE PE PE PE 65 34 66 v Luft N1 67 DW 2 DW 1 P...

Page 10: ...96 97 51 21 BM 23 22 85 86 87 92 91 90 54 24 N1 52 53 BM 55 25 N1 56 26 N1 1 N1 N1 N1 N1 N1 N1 N1 N1 N1 p U 2 230 V UVS 3 1 2 4 6 5 7 40 41 35 39 P LDS Start 1 Start 2 A PE PE PE PE PE 66 V Luft 67 P...

Page 11: ...7 40 41 35 39 E0 IC 40 PE 19 18 16 15 14 12 11 10 8 7 5 4 2 1 A AC D DC M mA L N 2221 20 R 66 67 64 65 40 41 56 26 N1 0 90 90 GB 11 D GB IC 40 connected to BCU LM F1 staged control Parameter I020 2 S...

Page 12: ...1 4 3 2 1 54 24 PE BM 22 Z 51 21 BM PE N1 1 N1 BCU 480 Pilot burner single electrode operation main burner ionization Pilot burner in single electrode operation Ionization control for main burner Par...

Page 13: ...behaviour in the event of a flame failure 1 Set the parameters using BCSoft For reasons of network security it is not possible to access the unit via the network using BCSoft The software package and...

Page 14: ...e display shows 00 The display blinks and indicates EXXX A reset table fault message is signalled Reset the BCU by pressing the Reset Information button The display blinks without indicating E A warn...

Page 15: ...ignal XX X is displayed instead of the program status 3 Press the Reset Information button for 1 s The display shows S 3 step 3 The BCU will start the second stage of the burner The display runs to 0...

Page 16: ...DANGER To avoid harm to persons and damage to the unit please observe the following Electric shocks can be fatal Before working on possible live components ensure the unit is disconnected from the po...

Page 17: ...the flame rod as the result of soot dirt or moisture on the insulator Flame rod not correctly positioned at the flame edge Terminal boot not properly connected to flame rod Gas air ratio incorrect Fl...

Page 18: ...heck the settings for capacity control during operation Press the Reset Information button on the BCU 2 1 E The display blinks and indicates E 21 Inputs 40 and 41 are activated simultaneously Check in...

Page 19: ...pressure Set DGpu 2 to the correct inlet pressure Check the wiring The test pressure between V1 and V2 has not decreased Check the installation The test period is too long Check parameter A056 Measur...

Page 20: ...9 6 E 9 8 E 9 4 E The display indicates E 89 E 94 E 95 E 96 E 97 E 98 or E 99 System fault the BCU has performed a safety shut down The cause may be a unit defect or abnormal EMC influence Ensure tha...

Page 21: ...d signal from actua tor Check the butterfly valve and the function of the limit switches in the actuator Check the wiring Check the actuator If the fault cannot be remedied by doing this remove the un...

Page 22: ...settings again Replace defective parameter chip card 1 E The display blinks and indicates E 1 No input signal for the valve proof of closure switch POC during standby Check the wiring Mains voltage m...

Page 23: ...at this will increase the signal running times to and from the individual units Poor shielding Check whether the shield is connected to the shield clips in the PROFIBUS DP plugs in full and over a wid...

Page 24: ...as risen to the specified setpoint again 0 E 1 E 6 E 2 E 4 E 3 E 5 E 7 E 8 E 9 E The display blinks and indicates E 0 E 1 E 2 E 3 E 4 E 5 E 6 E 7 E 8 or E 9 The signal for monitoring the min gas press...

Page 25: ...on bulletins BCU 46x and BCU 480 Parameters and values Application parameters Param eter No Parameter name Parameter value A001 Switch off threshold 1 2 20 A A002 Switch off threshold 2 2 20 A A003 Fl...

Page 26: ...A064 Flameless operation 0 Upon next burner start 1 Immediate burner start 2 Immediate switchover A067 Operating time in Manual mode 0 Unlimited 1 5 minutes A074 Combustion mode 0 Flame mode 1 menox...

Page 27: ...tFS2 0 25 Time in seconds Param eter No Parameter name Parameter value A101 Function of sensor 1 0 No function 1 APS Purge 2 APS Stage 1 3 APS Purge Stage 1 4 APS Stage 2 5 APS Purge Stage 2 6 APS Sta...

Page 28: ...arameter I050 for parameter values I054 Contact 85 86 87 function See parameter I050 for parameter values Param eter No Parameter name Parameter value I061 Function of input 1 0 Off 1 Sensor 1 2 Senso...

Page 29: ...rature 20 to 70 C 4 to 158 F no condensation permitted Storage temperature 20 to 70 C 4 to 158 F Transport temperature ambient temperature Enclosure IP 65 pursuant to IEC 529 Safety class 1 Pollution...

Page 30: ...d fuel handling sys tems EN 746 2 when used with fuels and oxidants The BCU 4 is suitable for continuous operation pur suant to EN 298 2012 12 Section 3 126 and for intermittent operation pursuant to...

Page 31: ...nt software can be downloaded from our Internet site at http www docuthek com To do so you need to register in the DOCUTHEK Opto adapter PCO 200 Including BCSoft CD ROM Order No 74960625 Connection pl...

Page 32: ...bsystem Type B to EN 61508 2 2010 Mode of operation High demand mode pursuant to EN 61508 4 2010 Mean probability of dan gerous failure PFHD 32 9 10 9 1 h on BCU 4xx F1 38 3 10 9 1 h on BCU 4xx F3 Mea...

Page 33: ...7610 Combustion Safeguards and Flame Sensing Systems Suitable for applications pursuant to NFPA 86 Directive on the restriction of the use of hazardous substances RoHS in China Scan of the Disclosure...

Page 34: ...office agent The addresses are available on the Internet or from Elster GmbH We reserve the right to make technical modifications in the interests of progress Elster GmbH Strotheweg 1 D 49504 Lotte B...

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