Aerco E8 - Connection Diagrams and Terminal Assignments; Sensor Terminal Assignments

PR1: 02/23/12 Page 58 of 112
GF-115-C
OMM-0084_0D
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526- 0288
6. CONNECTION DIAGRAMS
120V∼; Relay switching capacity 2(2)A, 250V∼
Sensor Terminal Assignments
Term
Pin#
Function
VII
(1+2)
Ebus (FA) or 0-10V output
I
(1,2,3+M)
F1/F2/F3 = buffer storage tank low/middle/top
I
(2+3+M)
FBR2 (FBR1) for heating circuit 1
I
(2+M)
F2 = Room sensor for heating circuit 1
I
(4+5)
F5 = Flow sensor heating circuit 2
I
(6+7)
F6 = Storage tank sensor
I
(7+8)
F8 = Boiler sensor/header sensor
I
(9+10)
F9 = Outdoor sensor
V
(1+M)
F11 = Flow sensor heating circuit 1/Multifunction relay sensor 1
V
(2+M)
F12 = Hot-water tank low/Multifunction relay sensor 2
VIII
(1+M)
F13 = PT1000 => HS2/collector 2/Multifunction relay sensor 3
VIII
(2+M)
F14 = PT1000 => Collector 1/Multifunction relay sensor 4
III
(1-3)
FBR2 (FBR1) for heating circuit 2
III
(1+2)
F15 = 0-10V input/light sensor/Room sensor for heating circuit 2
III
(2+3)
F17 = Pulse counter for output measurement
IX
(1+2)
Data line CAN bus
IX
(3+4)
Power supply CAN bus