Table of Contents
Advertisement
HHT Functions
Select the HHT Functions menu item from the MAIN MENU . The HHT FUNCTIONS menu allows the operator to assign
node numbers, change authorization, modify passwords, clear node numbers and change/display engineering units.
The following are the five HHT FUNCTIONS Main Menu selections.
H H T F U N C T I O N S
Assign Node Number
Change Authorization
Modify Passwords
Clear Node Numbers
Engineering Units
Assign Node Numbers
Selecting the Assign Node Numbers menu item displays following screen.
A S S I G N N O D E N U M B E R S
Current Node# <num>
New Node# ?
If an Excel 10 controller was previously selected, then ASSIGN NODE NUMBERS allows the operator to change the 2 digit
Current Node number of the Excel 10. If no Excel 10 is selected, then the speaker beeps and displays the following screen
No Excel 10 is selected . The operator has to press the Prev Menu key get back to the MAIN MENU display screen and then
choose the Select Excel 10 menu item to select the Excel 10 controller that the node number is changing to.
When the HHT displays the previous screen, it displays the Current Node # <num> and prompts the operator for a New
Node # ? (1 through 99). The operator enters the new node number and then presses the Enter key to make the change.
Press the Re-fresh key to see the new Current Node number or press the Prev Menu key to get back to the HHT
FUNCTIONS Main Menu.
Change Authorization
Selecting the Change Authorization menu item displays following screen.
C H A N G E A U T H O R I Z A T I O N
Balance VAV
Operator Level
The CHANGE AUTHORIZATION Main Menu allows the operator to enable or disable the balance VAV functions and change
the current operator level. Valid password entry is required before changes are allowed. At power-up or when a change in
level is desired, an operator level can be selected as follows:
Level 1:
View data only (no password required).
Level 2:
Change temperature setpoints, calibrate temperature sensors and go into the controller test mode.
Level 3:
Exercise points.
Level 4:
Configuration ( never use in conjunction with Care/LiveCare ), assign node numbers, modify passwords and change
engineering units (English versus International).
Page 37
EXCEL 10 HAND HELD TOOL
74-2566
Advertisement
Table of Contents
