Installation & Operation Manual
L932/B
Intelligent Pump Controller
Installation & Operation Manual Ver.1.1
.13.
MODE
5 BASIC OPERATION
5.1 Switching to MANUAL mode
Press the key to switch to manual state, L932-B is under the manual control state; under manual
state,press / key to run A/B pump; press / key to stop A/B pump;
Note:
under manual state, the L932-B can not receive the signal from pressure transmitter;
5.2 Switching to AUTO mode
MODE
A START
B START
A STOP
B STOP
MODE
Note:
under auto state, if the pump is running and pump user wants to stop pump running compulsory,
press the key to switch to manual state and pump stops running;
Note:
under auto state, if the input power being cut off and recovery power again, the L932/B will enter
operation state after 10seconds countdown;
Note:
no matter the L932/B is under auto or manual state, if the input power being cut off and recovery
power again, the L932/B will resume its operation state same as the operation state before power
being cut off;
5.2.1 AUTO mode working logic description
Note:
suppose pump user sets the cut off pressure value: 10bar;
s t
1 pump cut in pressure: 6bar;
n d
2 pump cut in pressure value: 3bar;
Press the key to switch to auto state, L932-B is under the auto control state; L932-B will run or stop
the pumps according to the pressure value setting;
n d
hold pressing key and click to add or decrease the 2 pump cut in pressure value;
-
loosen key, controller makes a DI sound, cut off pressure value setting complete;
STORE
SET
STORE
SET
3 0
Bar
Start 2
n d
4
.3 2 Pump cut in pressure value setting
- press the key to switch to manual state, make sure the pump not running and LCD screen
displaying:
3 8 0
V
0 0
MANUAL
0 0
Bar
Lo
w
A
