Key Functions - Bell and Gossett 70E Installation, Operation & Maintenance Instructions Manual

Multiple pump & control pressure booster systems
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60
TEMP Xmitr Span
Enter value equal to remote temperate transmitter span.
Note this input is used for temperature staging requiring
a 4-20mA temperature transmitter.
61
Stage TEMP Rise
Select yes to stage pumps on temperature rise
based on setpoint.
62
Temp Staging H
Enter the high temperature for staging/destaging.
63
Temp Staging L
Enter the low temperature for staging/destaging.
64
Standby
When yes is selected disables the staging of the
last pump in sequence.
65
DI SUC ALARM
0 = Low Level
1 = Low Pressure
66
DI SA PT (DI ALARM TMR)
Enter in seconds proof timer for alarm.
"0" disables this function.
67
Default All ? N
Set all parameters to factory default
4.3.3
Press the CLEAR key. You will return to the standard
operating display.
NOTES:
The top line of each display is stationary while the changeable value, if any, is flashing. The bottom line scrolls from right to left continuously. To scroll from
display to display continuously press either arrows. At any display the data may be changed by pressing enter, pressing the key or keys to change data, and
pressing ENTER again. If a value to be entered is out of range the following is displayed:
Top Line - value out of range
Note: For software version 3.28 or greater.
4.4

KEY FUNCTIONS

LINE
KEY
1
Start/Stop
2
Auto/Hand
3
Pump 1
Enable
4
Pump 2
Enable
5
Pump 3
Enable
6
Alternation
7
Service Test
8
Reset/Silence
9
10
Set Up
11
Clear
12
Help
13
Enter
In every case above the message scrolls right to left twice and blanks out. Press CLEAR twice to exit.
NOTE: Keys from Line 2 through Line 12 (except clear) also have numbers for numerical entry within a menu.
NOTES:
One pump must be enabled to obtain start function. Has green - run and red - stop LED.
To change selection the START-STOP key must be in stop. Green LED-AUTO, red LED-HAND.
The alternation sequence will be according to the user menu selection and will be displayed according to the message of 4.5 below
to match that selection.
12
Bottom Line - X1 < = Value < = X2
HELP MESSAGES. PRESS HELP AFTER
Used to start and stop pumps.
Used to select auto or manual operation.
Used to start/stop pump 1; green = run, flashing green = enable,
flashing red = failure.
Used to start/stop Pump 2; green = run, flashing green = enable,
flashing red = failure.
Used to start/stop Pump 3; green = run, flashing green = enable,
flashing red = failure.
Used to alternate pump sequence.
Used to perform service test.
Used to reset alarm after its correction and to silence audible alarm.
Used for selection in a menu.
Used to define system parameters - security.
Clears latest entry (operation and data).
User assistance; press: Help + Key/Item.
Used to accept data and operation input.
0
Yes
75
50
N
0
1
N
With X1 being the minimum value and X2 the maximum value of the range
CLEARING ANY ALARMS
MESSAGE
999
Y/N
999
999
Y/N
0-1
0-99
Y/N

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