Emerson Guide for Installing ESR Board with Belden 9493 Wiring and MultiFlex Setup

MultiFlex ESR INSTALLATION GUIDE

POWER

6

VALVE 1

VALVE 2

VALVE 3

VALVE 4

VALVE 5

VALVE 6

VALVE 7

VALVE 8

1. Connect the MultiFlex ESR to the I/O Network.

AC1 GND AC2

2. Set the network address on the first five rockers of the

dip switch (labeled S1) on the MultiFlex ESR board.

5

3. Set the network baud rate using rockers 6 and 7.

4. Set the termination jumpers UP (terminated) if at

TE

either end of a daisy chain. Otherwise, set jumpers DOWN

N

(no termination).

O/I

5. Wire each stepper valve by connecting the stepper valve

3

JP2

JP3

JP4

harness to one of the eight connectors along the top

S1

of the board.

6. Connect the MultiFlex ESR to a Class 2, 80VA

4

2

NETWORK

24VAC center-tapped power transformer. (One MultiFlex ESR board

per transformer.) For more information on transformer wiring,

refer to the MultiFlex ESR manual (P/N 026-1720).

		2	Set the network address
1	BELDEN #8761. FOR PLENUM,
	SHIELDED TWISTED PAIR
	USE BELDEN #82761, 88761,		using the first 5 rockers	S1
	OR EQUIV.		of dip switch S1.
			Valid address range 1-31.

				BOARD 1								BOARD 2								BOARD 3								BOARD 4								BOARD 5								BOARD 6								BOARD 7								BOARD 8
+485		1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8
		ON								ON							ON								ON								ON								ON								ON									ON
	T
0V	EN			BOARD 9							BOARD 10								BOARD 11								BOARD 12								BOARD 13								BOARD 14								BOARD 15								BOARD 16
		1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8
		ON								ON							ON								ON								ON								ON								ON									ON
-485	O/I	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8
			BOARD 17								BOARD 18								BOARD 19								BOARD 20								BOARD 21								BOARD 22								BOARD 23								BOARD 24
		ON								ON							ON								ON								ON								ON								ON									ON
			BOARD 25								BOARD 26								BOARD 27								BOARD 28								BOARD 29								BOARD 30								BOARD 31
		1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8	1	2	3	4	5	6	7	8
WIRE + to + (same color)		ON								ON							ON								ON								ON								ON								ON
WIRE SHIELD TO CENTER PIN
WIRE - to - (same color)

3

4	RS485 I/O NET
DAISY CHAIN CONFIGURATION
SET TERMINATING JUMPERS:
JP2 JP3 JP4	JP2 JP3 JP4
TERMINATION	NO TERMINATION
(Jumpers in the	(Jumpers in the
UP position)	DOWN position)

5	Valve 1 connector
	enlarged to show

harness wire color orientation:

Wire color legend silk screened on each valve connector (8)

R BLU BLK W

VALVE 2

Stepper valve harness (Match wire colors to silk screen legend

on valve connectors)

ECT Flow

ESR 12 or

Valve connectors on the ESR 20 Valve MultiFlex ESR board (1-8)

VALVE 3 VALVE 4 VALVE 5 VALVE 6 VALVE 7 VALVE 8

Use the cable harnesses

that are supplied with the valves. (A valve cable harness may not be longer than 150 feet)

For Sporlan valves match all wire colors except the green wire. Instead, connect the green wire to the silk screen blue wire legend.

6

120/208/240 VAC			WIRING FOR 640-0080, 80VA,
	(HOT)	(NEUTRAL)	24VAC Center-Tapped Transformer
L2		L1
			Three-conductor non-shielded cables
			are the recommended wire
			for connecting between the
			center-tapped transformer
		C	and MultiFlex ESR boards.
240	208
		120

AC1

24V

GND AC2

CT 24V

AC1 24VAC Center-Tapped

GND

AC2

Earth ground the

GND (center-tapped)

terminal of each board

Power Wiring Types:

14 AWG Belden 9495

PRIMARY SIDE SECONDARY SIDE

18 AWG Belden 9493

ECT MODBUS The RS485 Network and Hardware Setup • 6-19