SMC Networks EX510-DXB1, Operation Manual

Page: 32 / 64

-31-
No.EX##-OMI0032-C
Specifications
■ Specifications
•
Basic specifications
Rated voltage 24 VDC
Power supply voltage
Power supply for input and controlling: 24 VDC
±
10%
Power supply for output: 24 VDC+10%/-5%
(Warning for voltage drop is given at approx. 20 V)
Rated current
Power supply for input and controlling: Max. 4.1 A
Inside GW unit: 0.1 A
Input unit: 4 A
Power supply for output: Max. 6 A
Input/Output point Input point: Max. 64/Output point: Max. 64 (Changeable by switch settings)
Weight 160 g (including accessories)
•
Higher-level bus
Protocol PROFIBUS DP V0
Bus interface EIA RS-485
Freeze function Available
Synchronous function Available
Address setting range 0 to 125
ID No. 140d HEX
Device data file GSD file
∗
∗
: This file is necessary for automatic device setting.
•
Lower-level bus
Number of branches for input/output 4 branches for input, 4 branches for output
Communication type
Communication protocol: dedicated for SMC
Communication speed: 750 kbps
Current for input branch
∗
Max .1 A per branch
Current for output branch Max. 1.5 A per branch
Branch cable length Within 20 m (See diagram below for details.)
∗
: Maximum value in total of current consumption and load current of connected input equipments.
•
Transmission speed
PROFIBUS DP communication line uses a twist pair cable with a shield. The maximum cable length is
determined by transmission speed. Also, the specifications of the cable length is based on type A cable.
•
Network length
Communication speed [kbps] 9.6 19.2 45.45 93.75 187.5
Max. cable length [m]
∗
1200 1000
Communication speed [kbps] 500 1500 3000 6000 12000
Max. cable length [m]
∗
400 200 100
∗
: Maximum cable length differs depending on the specifications of a cable.
The above cable length is based on type A cable.
•
Cable specification
Impedance 135 to 165
Ω
Capacitance between conductors 30 pF/m or less
Conductor resistance 110
Ω
/km or less
Cable diameter 0.64 mm or more
Conductor area 0.34 mm
2
or more