Heat Recovery/Aux Cond Option - Trane Symbio CVRF Installation Instructions Manual

Figure 31. High accuracy customer meter wiring, ref. 50712746
1A21 DUAL ANALOG I/O
OPTIONAL WA TER FLOW METE R
4
4

Heat Recovery/Aux COND Option

When heat recovery/Aux COND option is selected, a DHVBI
LLID (BRD04874) is required as 1A29, wires matrix show as
following:
Wire # AWG
14B 16
2K 16
CVRF-SVN005C-EN
OPTIONA L
GND 6
INPUT 2 5
OUTPUT 2 4
J2
GND 3
INPUT 1 2
OUTPUT 1 1
J11
1
1
J1
From
1A29-J3-2 1X1-21
1A29-J3-1 1X2-10
CUSTOMER PROVIDE 4-20MA INPUT
5B2 CUSTOMER PROVIDE
COND FLOW METER
FLOW
SIGNAL
METER
OUTPUT
4-20mA
FLOW
SIGNAL
METER
OUTPUT
4-20mA
5B1 CUSTOMER PROVIDE
EVAP FLOW METE R
To
24VDC
1A2 J5- 1
0V
1A2 J5- 2
24VDC
1A1 J5- 1
0V
1A1 J5- 2
Installation
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