Emerson E2 Installation And Operation Manual page 93

For rx refrigeration, bx hvac, and cx convenience store controllers
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NOTE: Leave jumper hanging on
one pin when unterminating an
ESR8 so the jumper will be
available for future use. For an
alternative termination method,
refer to section 8.4.1. of this manual.
Open Echelon Device Connectivity
Pin#
Color
Phase
Emerson Flow Controls
Red
1
Valve Field Wiring
Blue
2
Guide
3
Black
4
White
To other Einsteins/E2s,
or Echelon devices
5
1. Connect the ESR8 to the Echelon Network.
2. Set the termination jumper on the ESR8. For daisy chain
configurations, the device will need to be terminated
only if at either end of a daisy chain.
5
3. Wire each Emerson Flow Controls ESR12 or ESR20
valve to one of the four-pin connectors on the ESR8. (Refer to
the Emerson Flow Controls Valve Field Wiring Guide.) Use
Belden #9418 18AWG or equivalent.
4. Connect the ESR8 to a Class 2, 75 VA 24VAC transformer.
5. Use the Service Button to commission the ESR8. Refer to
section 8.14.4 in this manual for more information on
commissioning a device. Note that dip switches (S2 & S3) are not
A1
A2
B1
B2
implemented.
Valve #4
(Refer to the Emerson
Flow Controls Valve
Field Wiring Guide)
Pin 1
Use cable harness supplied with valve OR
use 18AWG wire (no longer than 75 ft.) OR
14AWG wire (no longer than 200 ft.)
Echelon Network and Hardware Setup
ECHELON CABLE TYPE
Level IV, 22 AWG, Shielded
Max Daisy Chain Length:
Feet: 4592
Meters: 1400
P/N 135-2300 Non-Plenum
(1 Pair, 1000 Feet)
P/N 135-2301 Plenum
(1 Pair, 1000 Feet)
Emerson Flow Controls
ESR12 or ESR20
NOTE:
For Sporlan CDS
and SEI valves,
use GREEN wire
where BLUE wire
is connected in
the diagram.
-
8
7

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