Revision 6
HC900 Process & Safety Controller User and Installation Manual
209
21 April 2017
Communications
C30
C50
C70
C75
Modbus Master Advanced
Application
Speed
Recommended for use with gateway devices
As fast as 500ms
ATTENTION: Safety Applications are required to use a properly configured firewall device.
Ethernet Modbus/TCP
Initiator Operation
Number of ports per controller
One (Models C30 and C50) - Two (Models C70 and C75) RS485
Function Block Types
Slave
– 4 read and 4 write data points
Read (Slave extension block ) up to 16 parameters
Write (Slave extension) up to 8 parameters
(No limit on the number of Read and Write extension blocks per Slave block up to the
maximum 1024 parameters per controller.)
Slave devices per controller
Up to 32
Number of read/write Modbus
Parameters
Up to 1024 max. per controller
Double Register Format
Selectable per device
Speed
1 second fastest
– load dependent
Peer-to-peer
10/100Base-T via Network
port
Supports UDP protocol and Peer Data Exchange function blocks for peer data
exchange
No. of Peers/Controller
32
Update rate
500 ms to 5 sec., selectable
Peer Data
Digital and Analog Signal Tags, Variables - up to 2240 parameters
Ethernet
Ethernet Network Connection
10/100 Base-T, RJ-45
Host Network Protocol
Modbus/TCP
Maximum distances per Ethernet specifications
Controller rack to I/O Rack
Ethernet CAT5 cable with RJ-45 connectors
Fiber Optic cable with switch
100m /328 ft
80 Kilometers (see HC900
specification document
51-
52-03-31
for more details
Controller to Ethernet Switch
Ethernet CAT5 cable with RJ-45 connectors
100m /328 ft
Ethernet Switch to I/O Rack
Ethernet CAT5 cable with RJ-45 connectors
100m /328 ft
Controller to Network Switch
Ethernet CAT5 cable with RJ-45 connectors
100m /328 ft
Network Switch to PC
Ethernet CAT5 cable with RJ-45 connectors
100m /328 ft
Controller to 1042 Operator
Interface
Shielded, Twisted pair
610m /2000 ft
Содержание HC900
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