α
2 Simple Application Controllers
Table 10.4: Applicable Version
α
2 Series (DC Version only)
Caution
• The AC version of the
•
Only analog inputs that are available with the DC version of the
to decode DCF77 radio signals.
Table 10.5: Software Specifications
System Bit
For further Front programming details please refer to the
(JY992D97101).
10.4
Wiring
10.4.1
Wiring
Figure 10.2: Wiring
DCF 77
Antenna*
24V+
24V-
* Manufactured by Theben AG
α
The
2 series controller must be wired for a source configuration, otherwise, the DCF77 signal
will not be received and decoded at the analog inputs.
Table 10.6: Wiring conditions
α2 Series Antenna signal inputs
Max. α2 Series controllers
Max. wiring distance from antenna
PLC Type
VLS Software
α
2 series cannot be used to receive DCF77 radio signals.
Item
M10
"ON" during DCF77 decoding
M11
Pulses "ON" when DCF77 finishes decoding without an error
M15
"ON" when DCF77 finishes decoding an error
NT DCF 77
Power-pack*
+
Item
-
+
-
A
B I01~I08
α
2
AL2-14MR-D,AL2-24MR-D:I01 ~ I08
DCF77 Radio Clock 10
Applicable version
V2.00 or later
V2.30 or later
α
2 series can be used
Content
α
2 Programming Manual
+
-
A
α
2
Description
AL2-10MR-D:I01 ~ I06
10 units
200m
B I01~I08
ENG-50