SDC / DHC Technical data
EN2H-0221GE51 R0808 253
8.4 Digital inputs
Designation Brief description Input type Measurement
range
Impulse metering unit Imp Extra-low voltage ≤ 10 Hz
Burner stage 1 operating
hour counter
BZ1 230 V OFF, ON
Burner stage 2 operating
hour counter
BZ2 230 V OFF, ON
