Bell & Gossett S12596B Technologic 350 Pump Controller - Manual (Page 13)

ALARMS
CONDITION HELP MESSAGE
Overload X Failure Check AMP draw, use manual reset if OK
High 1PT PSI High suction pressure - check suction pressure and trip point
Low 1PT PSI Low suction detected - check suction pressure and trip point
High 2PT PSI High pressure detected in the system - check trip point
Low 2PT PSI Low pressure detected in the system - check PRV and set point
Water Temp High Check water temperature
Pump X Off Need pump in system - if OK enable pump
1PT Fail Check wiring, piping, polarity, and continuity
2PT Fail Check wiring, piping, polarity, and continuity
AI-4 Fail Check wiring, piping and continuity
1FT Fail Check wiring, piping, polarity, and continuity
T-1 Fail Check wiring, continuity
T-2 Fail Check wiring, continuity
Power Board Fail Check cable connections and plug insertions
Pump X Failure Check DP switch, impeller, coupler, motor
Remote Contact Open ➀
7 Day Timer Off
➀
Notes: ➀
Bottom line only. No help message.
4.5.2
ALARMS
13
SECTION 5 – OPERATION
5.1 POWER UP
5.11 Initial – turn selector switch to local or remote with
power on.
5.1.2 Message Scroll
A. “Booting”
B. “Bell & Gossett”
“Pressure Booster”
C. “Technologic 350”
“Pump Controller”
D. “Copyright 1995”
“Fluid Handling Division”
E. “FW Release VX.XX”
“Serial # XXXXX”
F. Normal Scroll per 4.5 commences
5.1.3 Set Up and System Configuration. User Menu.
A. Press the SETUP key. Enter the serial number
followed by the ENTER key.
B. Press the UP or DOWN arrow key to step through
user menu of paragraph 4.3.2. To change any
value press ENTER, modify the default value using
the numeric key pad, and then press ENTER to
load. Press CLEAR to exit menu.
5.2
AUTO OPERATION
5.2.1 Local (turn selector switch to local or remote).
5.2.2 Auto/Hand – select Auto.
5.2.3 Enable/Pump/s by pressing 1, 2 or 3 PUMP ENABLE
keys according to number of pumps in menu. Green
LED’s flash.
5.2.4 Start/Stop – Press START/STOP key momentarily.
Green LED is on. Note: Only if selector switch is
turned to local or remote and at least 1 pump is
enabled. Message: Top Line – see below. Bottom
Line – “start up standby”.
5.2.5 Pump Start – The first pump in the alternation
sequence starts and LED turns to solid green. Only 1
pump is on.
5.2.6 Alternation – If the alternation key is pressed the next
pump in sequence starts and both pumps then run for
5 seconds at which time the first pump stops. During
alternation: Top line – normal scroll. Bottom line – “Alt.
Engaged standby”.
If Alternation Timer picks up the action is the same as
above provided an entry other than 0 is made in the
user menu.
5.2.7 Staging – According to the method of staging selected
in the user menu, i.e., HP, AMPs, PSI, GPM, Temp
and Delta T the 2nd pump in the alternation sequence
will turn on when:
1. HP matches % stage value
or 2. AMP value matches % stage value
or 3. GPM value matches % stage value
or 4. Pressure matches PSI stage value
or 5. Temp matches temp stage value
The third pump in the alternation sequence turns on
similarly.
Staging will not occur if:
1. High 1PT alarm is on.
2. Low 1PT alarm is on.
3. High T-2 alarm is on.
4. High 2PT alarm is on.
5. Timed de-stage is on.
6. Starter feedback is not on.
The 3rd pump stages in the same manner as the sec-
ond pump according to the menu entry for that pump.