Emerson E2 operation manual Able for the RS485 Network

		tion and system control, but they communicate with other
		E2s to provide logging, alarm control, and other functions.
		In addition to these, Retail Solutions also offers Echelon-
E2 RX	E2	compatible input and output boards similar to those avail-
		able for the RS485 Network.

E2 RX E2

MultiFlex

C

S-100

MultiFlex

I/O

CS-100

I/O

MultiFlex

CC-100

MultiFlex

I/O

CC-100

I/O

MultiFlex

CC-100

MultiFlex

MultiFlex

C

S-100

MultiFlex

I/O

I/O

I/O

CS-100

I/O

MultiFlex

MultiFlex

CC-100

MultiFlex

MultiFlex

I/O

CC-100

I/O

I/O

I/O

MultiFlex

CC-100

MultiFlex

I/O

I/O

MultiFlex

MultiFlex

E2 RX & BX

I/O

I/O

RS485 I/O NETWORKS

				E2 RX & BX
Figure 1-2- E2 RX/BX I/O Network Diagram				ECHELON NETWORKS
Figure 1-2shows the peripherals that make up the I/O
Network:
•	MultiFlex - The MultiFlex line of control system
			Figure 1-3- E2 RX Echelon Network Diagram
	boards provide a wide variety of input, output, and		Figure 1-3shows the E2 RX peripherals that commu-
	smart control solutions, all of which are based on a
			nicate across the Echelon Network:
	single universal hardware platform.
			•	CC-100 - Case control board - controls all lights,
•	8ROSMT - Relay output board - activates and deac-
				fans, defrost, and refrigeration for a single case. The
	tivates up to eight devices.
				CC-100 controls pulse or stepper valves to provide
• Previous-generation I/O boards, such as 8RO,
				precise evaporator control, resulting in better tem-
	8DO, and 4AO - are all still compatible with E2			perature maintenance and energy efficiency.
	I/O Network.		•	ESR8 - Evaporator stepper regulator - the analog
1.4.2		The E2 Echelon Lonworks
				outputs on this board allow the E2 to control circuit
Network				temperature in up to eight circuits using suction-
				side mounted electronic evaporator pressure regula-
The E2 is also compatible with a network platform				tors (EEPRs).
called Lonworks. This is most commonly referred to as			•	TD3 - Temperature display - has three inputs that
“the Echelon Network,” after the company who invented
				monitor case temperature, product temperature and

the platform, the Echelon Corporation.	defrost status.
In general, peripherals with control functions — such
	• Third Party Echelon Devices - Echelon® LON-
as case controllers, rooftop HVAC controllers, and other
	MARK® devices communicate with E2 through its
E2 RX and BX units — are interconnected on the Echelon
	"Open Echelon" networking feature, and require a
Network. These controllers do most of their own computa-
	license key and a description file that is loaded into

Networking Overview Introduction • 1-5