ECBA32: DCF77 Radio Clock
Key Features
- Periodic Interrupts
- 2,5mm LED-display
- ECB Bus Interface
- Reception status indicated by LED
- Buffered hardware clock
- I/O Address Decoder, Programmable Address Area
- High speed data transfer (FIFO buffered)
Product Description
Characteristics
Receiver Type | Narrowband synchronous receiver with automatic gain control, Bandwidth: approx. 40Hz |
Status Indicators | Modulation and field strength visualized by LEDs Free running state visualized by LED after switching to free running quartz clock mode |
Type of Antenna | DCF77 indoor antenna AI01 |
Display | 8 digit 7-segment LED display (2.5mm) for time or date (switch-selectable) |
Synchronization Time | 2–3 minutes, given good DCF77 reception |
Accuracy free run | Accuracy of the quartz base after min. 24hrs of synchronized operation: ±1·10-6 |
Reception Monitoring | Incoming time string undergoes multiple checks
Plausibility test using two full consecutive time strings |
Pulse Outputs | Pulse per second (PPS) and pulse per minute (PPM). TTL level, pulse width: 200 msec |
Interface | ECB-bus |
Serial Time String Output | 2 BCD-bits per byte |
Dimensions of the front panel | 4HP/3U (20mm x 128mm) |
Electrical Connectors | 64-pin rear VG edge connector DIN 41612 SMB male connector |
Backup Battery Type | In case of supply voltage failure the on-board RTC keeps the time based on XTAL for more than 150 hours (buffer capacitor) Optional: lithium backup battery (life time: 10 years) |
Operating Voltage | +5 V DC |
Current Draw | ca. 120 mA |
Board type | Eurocard |
Board Dimensions | 160 mm x 100 mm, 1,5 mm Epoxy |
Supported Temperature | Operational: 0 - 50 °C (32 - 122 °F)
Storage: -20 - 70 °C (-4 - 158 °F) |
Supported Humidity | Max. 85 % (non-condensing) at 40 °C |
Contents of Shipment | Scope of supply includes an active ferrite antenna AI01 and 5m of RG174 coaxial cable with BNC connectors. Optional: AW02 with RG58 and patch cord, other length of cable |
Options | set mode with external push-buttons |
RoHS Status of Product | This product is not covered by the RoHS Directive. |
WEEE Status of Product | This product is not affected by the WEEE directive of the EU. |
Downloads
Short Info Sheet
Manuals
- Handbuch (deutsch) zur Zeit nicht verfügbar.
- Manual (english) not available at current time.
Please note that only the most recent manual version is available for download. This manual therefore may not be suitable for all product versions.
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