Honeywell krom schroder BCU 440 Manual page 30

Technical data
Flame control: sensor voltage approx. 230 V AC,
sensor current > 1 µA.
Length of sensor cable: max. 5 m (16.4 ft).
Fuses in unit:
F1: 3.15 A, slow-acting, H, pursuant to IEC 127-2/5,
Fuse for protecting the safety-relevant ignition and
valve 1 outputs (terminals 7 and 12):
Ambient temperature: -20 to +60°C (-4 to +140°F),
climate: no condensation permitted.
Enclosure: IP 54 pursuant to IEC 529.
Number of operating cycles:
Relay outputs: 250,000 pursuant to EN 298,
Mains switch: 1,000,
Reset/Information button: 1,000.
Weight: approx. 5 kg (11 lb) depending on version.
BCU 440 · Edition 01.17 30