Owner's manual

8644/phoenix - 25
SYSTEM DESCRIPTION
Technical data for the complete system
Voltage supply:
Rated voltage 24 V/DC
Tolerance - 15% / + 20%
Valve types 0460, 0461 - 10% / + 10%
Current carrying capacity:
Contacts max. 8 A
Valve block max. 2.5 A
(via connector module left)
Maximum current consumption:
Logic current I_Log = I_Log_FBKN + Σ I_Modul
I_Log Current consumption logic range
I_Log_FBKN proportional current in field bus nodes max. 1.25 A/DC
(0.75 A/DC for logic supply; 0.5 A/DC for analog voltage supply)
I_Module proportional current logic range of the elec. base module max. 15 mA
I_Valve Valve current - before and after power reduction
Valve type
Valve current
before power reduction after power reduction
6524
43 mA 26 mA
6525
43 mA 26 mA
6526
96 mA 48 mA
6527
96 mA 48 mA
0460
38 mA -
0461
38 mA
Temperature:
Storage temperature - 20 to + 60 °C
Field bus nodes Profibus DP (standard) 0 to + 55 °C
Valve type 6524, 6525, 6526, 6527 0 to + 55 °C
Valve type 0460, 0461 0 to + 50 °C
NOTE
The admissible ambient temperature is depent on the modules used. During
assembly, the crucial factor is the most critical module.