Viconics VZ7260X Installation Guide - Manual (Page 10)

10 | VZ7260W Series- Installation Guide
Mandatory
RehtConf = 2 =
On-Off Duct
Reheat Only
Set BO5 Time to
0= 15 minutes if
using regular 24
VAC relays
Set BO5 Time to
1= 10 seconds if
using 24 VAC
Solid State Relays
(SSRs) for
proportional control
Pressure dependent VAV cooling or heating system with local Analog duct
reheat and central changeover
Mandatory
RehtConf = 1 =
Analog Duct
Reheat Only
Set AO2RA/DA to
DA if SCR input
signal is Direct
Acting 0 to 10 VDC
Set AO2RA/DA to
RA if SCR input
signal is Reverse
Acting 10 to 0 VDC
Mandatory
RehtConf = 1 =
Analog Duct
Reheat Only
Tri-State Floating VAV
Heating and/or Cooling
& Hot Water Reheat Valve
Room Temperature Control
Min, Max and HeatFlow
Positions Adjusted at Controller
Hot Water
Valve
Tri-State Floating VAV
Heating and/or Cooling
& On/Off Duct Heater
Room Temperature Control
Min, Max and HeatFlow
Positions Adjusted at Controller
UI3
0 V~ Com
24 V~ Hot
BO1
BO5-Aux
BO5-Aux
BO2
Close Open
1 C
Analog VAV Actuator
Heating and/or Cooling
& Analog Duct Heater
Room Temperature Control
Min, Max and HeatFlow
Positions Adjusted at Controller
SCR
SCR O-10VDC
Input
0 to 10
VDC
UI3
0 V~ Com
24 V~ Hot
AO1
BO5-Aux
BO5-Aux
AO2
UI3
0 V~ Com
24 V~ Hot
BO1
BO2
Close Open
Close Open
BO3
BO4