Aerco Modulex E8 Controls Guide Manual do Utilizador descarregar pdf (Página 72)

PR1: 11/30/12 Page 72 of 112

GF-115-C

Modulex E8 Controller and BCM

Operations and Maintenance Manual

OMM-0084_0D

AERCO International, Inc.

•

100 Oritani Dr.

•

Blauvelt, NY 10913

•

Ph: 800-526- 0288

Figure 7-11. EMS/BAS Master Controlling Modulex Boiler Slaves

TO OTHER NETWORK

BOILER SLAVES (3 - 9)

(SEE NOTE 3)

EMS MASTER

T+/R+

T-/R-

RS485 PORT

SHIELD

Y2-2 – MODBUS “A” (-)

(PART OF BCM CONN. Y2)

MODULEX BOILER SLAVE #1

NOTES:

1. IF EMS MASTER CONTAINS A 4-WIRE RS485 PORT,

TIE THE TWO POSITIVE (+) AND NEGATIVE (-)

LEADS TOGETHER AS SHOWN IN DETAIL “A”

2. IF EMS MASTER CONTAINS ONLY A RS232

PORT, A RS232-TO-RS485 CONVERTER WILL BE

REQUIRED.

3. THE LAST BCM SLAVE ON THE RS485 LOOP

MUST HAVE ITS TERMINATION RESISTOR

ENABLED. ALSO, A 1K OHM BIAS RESISTOR

MAY BE REQUIRED. CHECK WITH THE EMS

MANUFACTURER.

SEE NOTES 1 & 2

DETAIL “A”

(SEE NOTE 1)

T+

T-

4-WIRE RS485 PORT

SHIELD

R+

R-

T+/R+

T-/R-

Y2-1 – MODBUS “B” (+)

BCM

Y2-2 – MODBUS “A” (-)

(PART OF BCM CONN. Y2)

MODULEX BOILER SLAVE #2

Y2-1 – MODBUS “B” (+)

BCM

Figure 7-11:

1 2 ... 67 68 69 70 71 72 73 74 75 76 77 ... 111 112

Comentários a estes Manuais

Sem comentários

Aerco Modulex E8 Controls Guide Manual do Utilizador Página 72

Comentários a estes Manuais

Manuais e produtos relacionados com Equipamento Aerco Modulex E8 Controls Guide