Spring Air Systems Truflow-TC Installation and Operating May 2021
2
TABLE OF CONTENTS
Page
Introduction
4
What does TruFlow-TC do?
4
Automatic Design
5
Minimum Duct Velocity in the Building Code
5
Sizing the Exhaust Ductwork
5
How many hoods can be connected to each exhaust fan
5
How does the TruFlow – TC work?
6
1.
J-couple Probe
7
2.
Microprocessor/HMI
7
3.
Variable Frequency Drive
8
Description of the HMI (Human Machine Interface)
9
TruFlow – TC Operation
9
Sequence of Operations (Spring Air Systems Supply Unit – SFA)
12
Enclosure
12
Installation
12
A.
Electrical Requirements
12
B.
Touch Screen Information
13
i)
Dashboard Icons
14
1 Setting the Automatic Opening/Closing Times
15
2 Switching Between SUMMER/WINTER Conditions on Supply Air Fan
15
3 Toggle Between Kitchen 1 and Kitchen 2
15
ii)
Fan Status Screen
16
iii) Messages Screen
16
1 What to do in the Event of an Alarm
16
2 Common Alarms
17
iv) Settings Screen
18
1 Logging In and Out of Settings Screen
18
v)
Settings Icons
19
1 Changing Time of Day
19
2 Systems Options
20
a
Remote Start/Stop
20
b
Kitchen 2 Enable
20
c
MUA VFD1
20
d
Supply 2
20
e
SUMMER/WINTER 1 and 2
20
f
Auto Start (Thermal Start)
20
g
Supply Averaging
20
h
Double Interlock
20
3 Temperature Node Setting Instructions
21
4 Setting Auxiliary mA Values
21
5 Setting FLA Limits
21
6 K1/K2 MAX Air Duration timers
22
Surface Fire Alarm
22
