Bps/Can Bus Distance Chart; Table 15 - Cim Specifications; Table 16 - Bps/Canbus Distance Chart - Keyscan CA250 Series Technical Manual

Operating Voltage
Current Draw
Dimensions
Operating Environment
Cables
CAN Bus
Topology
Inter-building Connectivity
Firmware

BPS/CAN Bus Distance Chart

Select bit rates based on the cable distance of CAN Bus 1. The PC and ACU bit rates must be the same.
Determine CAN Bus 1 distances before setting baud rate jumpers as outlined under Serial Bit Rate Jumpers J9
– J11.
PC/ACU Bit Rate
9600
19,200
57,600
115,200
Keyscan Inc. – Technical Guide (PC109x - 07.15)
Table 15 – CIM Specifications
12 VDC
CIM only – 150 mA; CIM and NETCOM2P/6P – 290 mA
4 5/8 " x 3.0 " (11.7 cm x 7.6 cm)
32° F – 140° F (0° C - 60° C)
CIM to CIM – CAT 5, 2 twisted pairs - maximum cable distance first CIM to last CIM - 3280
ft (1000 m) @ 9600 bps
CIM to ACU - ribbon cable to communication header H2
CIM 0 to PC direct serial – 5 conductor shielded 22 AWG – maximum 49.2 ft (15 m) @
9600 bps
CIM 0 to NETCOM2P/6P* – plugs directly into CIM, no cable required
* If configuring CIM 0 with a NETCOM2P or NETCOM6P, ensure the NETCOMP version is a
PC1051 or later printed circuit board.
CAN Bus 1 – PC to ACU communication
CAN Bus 2 – ACU to ACU communication for global functions and CIM to CIM
Linear (does not support star or ring topologies)
Yes
Requires control board with EPROM versions 7.40/8.20 or higher
Table 16 – BPS/CANBUS Distance Chart
CAN Bus 1 / CAT 5 Distance
3280 ft (1000 m)
3280 ft (1000 m)
984.25 ft (300 m)
262.46 ft (80 m)
RS-232 Serial Distance
100 ft (30 m)
49.2 ft (15 m)
26.2 ft (8 m)
9.84 ft (3 m)
106