PFU 780LT Kromschroder

PFU780LT

19'' rack-mounted модуль, для controlling, igniting and monitoring impulse-controlled, modulating or stage-controlled gas burners. Для непрерывного контроля operation with ionization control or UV control using 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. FM approved, certified для systems up to SIL 3 (compliant with PL e). · European market, complies with EC Low Voltage Directive · Air valve control · Mains voltage: 220–240 V AC, 50/60 Hz · Flame control: ionization/UVS · 04 Switch-off threshold, burner/pilot burner: 1 micro A · 05 Main burner switch-off threshold: 1 micro A · 15 Flame simulation check in start-up position/standby · 21 Minimum burner pause time tBP: 0 s · 1st safety time on start-up (burner/pilot burner) tSA1: 3 s · 2nd safety time on start-up (main burner) tSA2: 3 s · 23 Burner/pilot burner flame proving period tFS1: 0 s · 25 Main burner flame proving period tFS2: 0 s · 20 Minimum burner on time tB: 0 s · 2 start-up attempts, pilot burner · 1 start-up attempt, main burner · Safety time during operation tSB: 1 s · 12 Fault lock-out in the event of pilot burner failure in operation · 13 Fault lock-out in the event of main burner failure in operation · 16 Permanent pilot burner · 34 Burner on time in Manual mode limited to 5 minutes · 50 User-defined password · 30 Air valve opens with V2 · 36 Low fire over-run time tKN: 0 s · 32 Air valve can be activated in the event of malfunction · 42 Purge with 1 signal (High) Контроллер

0,64 кг