A-2
C7-621 / C7-621 AS-i Control Systems
C79000-G7076-C621-01
A.1 Technical Specifications
The table contains the technical specifications of the entire unit. The data for
the I/Os can be found in the relevant chapters.
Table A-1 Technical Specifications of the C7
Characteristic
Technical Specifications
C7-621 / C7-621 ASi
Order number C7-621: 6ES7621-1AD00-0AE3
C7-621 ASi: 6ES7621-6BD00-0AE3
Dimensions: C7
Installation
dimensions
168 x 120 x 70 mm (H x W x D)
159 x 110 mm
Weight C7-621: 1350g
C7-621 AS-i: 1390g
Display C7-621 and C7-621 ASi STN-LC display/ 2 lines of 20 characters each. 5 mm character height/ LED
backlit
Keypad Sealed keypad with metal domes
C7-621: 23 keys
P bus (C7-621) Interface to S7-300 modules
MPI interface Standard MPI interface
C7 OP
Flash memory
(configuration memory)
C7-621: 128 Kbytes
C7-621 AS-i: 128 Kbytes
C7-621 ASi CP
Bus cycle time 5 ms with 31 slaves
Connection of the AS-i cable Current load between terminals Ai+ and Ai+ maximum 4A
ASi CP current consumption max. 100 mA
ASi CP supply voltage from the ASi
cable
According to the AS-i specification
C7 Power Supply
Supply voltage (U
N
)
S Protected against reverse-polarity
voltage
S Voltage dip
(buffered)
24 V DC (20.4 to 30.2 V.DC safety extra low voltage, SELV)
the C7-621 and C7-621 ASi do not have protection against high-energy
surge pulses in the µs range. For details of protection, please refer to the ma-
nual
/70/ Chapter 4.
yes
v 20 ms
Current consumption (I
N
) 1000mA max.
Safety
Standards DIN EN 61131-2 IEC 1131-2
General Technical Specifications
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