8
Specifications
Section 1-6
1-6
Specifications
1-6-1
DeviceNet PCI Board General Specifications
The DeviceNet PCI Board conforms to PCI Local Bus Specification Rev. 2.
1-6-2
DeviceNet Communications Specifications
Note
Indicates the max. length when thick cables are used. Reduce the network
length to 100 m max. when using thin cables. When using both thick and thin
cables together, refer to the
DeviceNet Operation Manual (W267)
for details
on the maximum network length.
Item
Specifications
Dimensions
119.9
×
106.7 mm (W
×
H)
Operating voltage range
5 VDC
±
5% (3.3 VDC is not used.)
Current consumption
Internal power supply: 290 mA max. at 5 VDC
Communications power supply: 30 mA max. at 24 VDC
Vibration resistance
10 to 57 Hz, 0.075-mm double amplitude, 57 to 150 Hz, acceleration: 9.8 m/s
2
in X, Y, and Z
directions for 80 minutes each (Time coefficient; 8 minutes
×
coefficient factor 10 = total time
80 minutes)
DIN Track installation: 2 to 55 Hz, 2.94 m/s
2
in X, Y, and Z directions for 20 minutes each
Shock resistance
147 m/s
2
three times each in X, Y, and Z directions
Ambient temperature
Operating: 0 to 55
°
C
Storage: –20 to 60
°
C
Humidity
10% to 90% (with no condensation)
Atmosphere
Must be free from corrosive gas
Weight
91 g max.
Max. number of Boards
3 Boards/computer max.
Item
Specification
Communications protocol
DeviceNet
Connection forms
Multi-drop and T-branch connections can be used for trunk or drop lines.
Terminators must be connected at both ends of the trunk line.
Baud rate
500 kbps, 250 kbps, or 125 kbps (Specified with the SCAN_Online function.)
Communications media
Special 5-wire cables (2 signal lines, 2 power lines, 1 shield line)
Communica-
tions distances
500 kbps
Network length: 100 m max.
Drop line length: 6 m max.
Total drop line length: 39 m max.
250 kbps
Network length: 250 m max. (see note 1)
Drop line length: 6 m max.
Total drop line length: 78 m max.
125 kbps
Network length: 500 m max. (see note 1)
Drop line length: 6 m max.
Total drop line length: 156 m max.
Communications power supply
11 to 24 VDC, 30 mA (supplied through the communications connector)
Max. number of Slaves
63 Slaves
Communications cycle time (see
note 2)
Set between 1 and 500 ms with the SCAN_SetScanTimeValue() function.
Error control checks
CRC error check, node address duplication check, scan list verification
Cable
5 conductors (two signal wires, two power supply wires, and one shield wire)
Summary of Contents for DeviceNet 3G8F7-DRM21-E
Page 1: ...OPERATION MANUAL Cat No W381 E1 02 3G8F7 DRM21 E DeviceNet PCI Board ...
Page 2: ...3G8F7 DRM21 E DeviceNet PCI Board Operation Manual Revised July 2005 ...
Page 3: ...iv ...
Page 5: ...vi ...
Page 29: ...12 Preparation for Operation Section 1 8 ...
Page 67: ...50 PC Watchdog Timer Management Function Section 3 11 ...
Page 115: ...98 Maintenance API Functions Section 4 7 ...
Page 131: ...114 Remote I O Communications Characteristics Section 6 1 ...
Page 145: ...Index 128 ...
Page 147: ...130 Revision History ...
