Krom Schroder BCU460T-5/2LR3B1/1 Burner Control Unit, 88610051

New old stock, age unknown, spare from a test lab pilot line that has ended service.

Kromschroder burner control unit, series 400

Housing for on-site mounting, for controlling, igniting and monitoring impulse-controlled, modulating or stage-controlled gas burners. For continuous operation with ionization control or UV control using Kromschroder UV sensor UVD. Intermittent operation with UV sensor UVS. Display of the program status, unit parameters and flame signal. Manual operating mode. Diagnosis and adjustment of unit parameters via optical interface using PC software BCSoft. EC-type tested and certified, AGA, FM, EAC and CSA approved, certified for systems up to SIL 3 (compliant with PL e).

Standard version

T-product, FM and CSA approved

Safety time on start-up tSA: 5 s

Safety time during operation tSB: 2 s

Air valve control

Mains voltage: 115 V AC, 50/60 Hz

Ignition transformer TZI 7,5-12/100

PROFIBUS DP interface

Integrated Variosub PROFIBUS DP chassis socket, 9-pin

04 Switch-off threshold, burner/pilot burner: 1 micro A

12 Fault lock-out in the event of burner failure in operation

15 Flame simulation check in start-up position/standby

20 Minimum burner on time tB: 5 s

21 Minimum burner pause time tBP: 0 s

23 Burner/pilot burner flame proving period tFS1: 1 s

30 Air valve can be activated externally

31 Air valve can be activated externally on start-up

32 Air valve can be activated in the event of malfunction

34 Burner on time in Manual mode limited to 5 min.

Pre-wired for double-electrode operation

Minimum time between two start-ups: 15 s