7
2. User instructions and
delivery information
Certain computer programs contained in this product were developed by Spirax-Sarco
Limited ("the Work(s)").
Copyright © Spirax-Sarco Limited 2013
All rights reserved
Spirax-Sarco Limited grants the legal user of this product (or device) the right to use the
Work(s) solely within the scope of the legitimate operation of the product (or device).
No other right is granted under this licence. In particular and without prejudice to the
generality of the foregoing, the Work(s) may not be used, sold, licensed, transferred,
copied or reproduced in whole or in part or in any manner or form other than as expressly
granted here without the prior written consent of Spirax-Sarco Limited.
Test the
alarm
2.1 General description
The BC3150 is a blowdown controller
for steam boilers. It controls TDS (total
dissolved solids – salts in solution) by
opening and closing a blowdown valve.
The product works by controlling the
conductivity of liquids, in conjunction with
a Spirax Sarco conductivity sensor, a boiler
blowdown valve or condensate dump valve.
2.2 Front panel
The front panel has a 3 digit LCD graphic
display and a five-button keypad:
Manually open valve
Scroll up the menu
Start probe
clean function
Fig. 1 Keypad and front panel definitions
2.3 Using the buttons
- Press the
button to scroll through the menus.
- The
OK
button is used to enter the commissioning mode (press and hold for five seconds).
- The
AL
button can be used to test the alarm relay and the external circuits.
LCD
display
OK
BC3150
x1000
x100
x10
OK
AL
CLN
Clears errors
(Press and hold for 5 seconds)
Button
If pressed when CAL is selected, the
product can be calibrated from the run
menu, without having to access the
password protected commissioning
menu.
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