• 110 V to 230 V (-10 to +10%) 50 Hz power supply
• 24 V DC output voltage, line voltage potential separated for system supply
• 0.4 A line current
• One line output with polarised impulses for connection of up to 40 impulse controlled slave clocks or self correcting time coded slave clocks (analogue and digital ones)
• Mixed operation of slave clocks and self correcting clocks possible
• Impulse to break rate programmable
• Line parameters adjustable:
• Line type: Minutes, ½ minutes, seconds line or time code line for operation of self correcting clocks
• Movements: 12 hours, 24 hours, digital week day- and date movements
• Electronic short-circuit protection
• Automatic adjustment of slave clocks after mains failure or short-circuit of the line via electronic impulse memory for min. 5 years
• Pre-programmed or automatic summer-/winter daylight-saving time
• Double-spaced digital LCD display for indication of master clock time, summer/winter time, date, day, holiday, DCF-reception line stop, short-circuit of line and status of relays
• Menu guided programming
• RS 485 bus for module extensions
• Synchronisation through:
• DCF-77 (for time and summer-/winter daylight-saving time)
• GPS system (for time and summer-/winter daylight-saving time)
• Grid-bound DCF-77 signal
• DCF quality indication in menu, for display of last synchronisation date
• Accuracy +/- 0.1 s/day (without external synchronisation)
• Ivory metallic keypad
• Power consumption: <20 mA AC in non-operating state without load

Signal outputs

• 2 independent potential free switching outputs, maximum load 1 A / 250 V AC (ohmic load)
• Free programmable day- and week programms (programmable holiday calendar)
• Switching commands ON/OFF and TIMER (1…99 s) at every second and manually
• Each output programmable as alarm contact
• Fault 1: DCF synchronisation defective (adjustable between 0…99 hours) or
• Fault 2: Line short-circuit
• Alarm message resettable automatically or manually

Mounting

• DIN M36 plastic case for wall mounting or placement into switch box (onto top hat rail)
• Dimensions W x H x D = 157 x 86 x 58 mm (9 module length measurements)
• Ambient temperature: - 10° C to 50° C
• Relative humidity: 85 % non-condensing
• Colour: grey (RAL 7035)

Options:

• BMC-LINIE: External line module, 24VDC power supply, two slave clock lines 1 A each
• BMC-2REL: BMC relay extension for totally 4 relay outputs
• BMC-NET: BMC network module, for top hat rail mounting, 24VDC, NTP Server- or NTP Client function, web server for remote control and
• configuration, alarm message per e-mail
• DCF-ANT02: DCF-77 radio synchronisation antenna
• GPS-ANT8: GPS reception antenna with DCF output