Baer DLX - Page 103

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Internal real time clock
Basic clock rate ...................................... 32,768kHz
Calendar features .................................. Leap years, summer-/wintertime
day, month, year, hour, minute, second
Accuracy/ deviation ................................ max. 30sec./month at 25°C (10ppm)
Power failure reserve ............................. min. 7 days (GoldCap)
External radio clock (optional)
Type ...................................................... DCF77 receiver module AWS0
Manufacturer ......................................... Fa. Meinberg, Bad Pyrmont, Germany
Display ................................................... Modulation LED
Connection ............................................ to SYN control input (S0)
Internal modem (optional)
Type ...................................................... internal
L834 .................................... PSTN “LGO 834”: housing for panel mounting only
MOD .................................... PSTN “UniMod”: housing for panel mounting and
19”-rack
ISDN .................................... Digital-Modem
ETH ..................................... LAN/Ethernet-Connection
Display ................................................... LED on the front
Max. transmission rate ........................... internal: 9600Baud
external: according to access line
M-Bus interface (optional)
Standard ................................................ TC 176/N17 Part 3
Typ. M-Bus voltage ................................ 24VDC to 42VDC
Max. M-Bus voltage ............................... 50V
Idle current ............................................. < 2mA
Active current ......................................... 10 to 20mA
Baud rate ............................................... 300 to 2400 baud (with good lines up to 9600)
M-Bus length ......................................... max. 5km
Fiber-optic connection (FO; optional)
Wave length ........................................... 820nm
Cable code ............................................ 50/125 µ m, 62,5/125 µ m, 100/140 µ m or 200 µ m HCS
(Multimode)
Connection/Terminal code ..................... ST or SMA connector
Baud rate ............................................... 300 to 9600 baud
Cable length .......................................... max. 2,7km
20mA/CS interface (optional)
Standard ................................................ IEC62056-21 (IEC61107)
Max. voltage .......................................... 30V (open-circuit)
Max. current ........................................... 30mA
Baud rate ............................................... 300 to 9600 baud (fix baud rate)