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B&C CL 7685 - User Manual

B&C CL 7685
45 pages
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UNI EN ISO 9001:2000
CERT. N. 9115 BCEL
B&C Electronics Srl – Via per Villanova 3 – 20040 Carnate (Mi) – Italy P.IVA 00729030965
Tel +39 039 63 1721 – Fax +39 039 607 6099 bc@bc-electronics.it - www.bc-electronics.it
OPERATOR'S MANUAL
CL 7685
RESIDUAL CHLORINE
CHLORINE DIOXIDE - D. OZONE
MICROPROCESSOR CONTROLLER
* potentiostatic *
Rev. C
Valid for Option 091.3711
Range: 0/2.000/20.00 PPM
Temperature range: -2/+52 °C
Power supply: 110/220 Vac
Software: R 2.3x
Cod. 28006765
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B&C CL 7685 Specifications

General IconGeneral
BrandB&C
ModelCL 7685
CategoryController
LanguageEnglish

Summary

GENERAL

Functional Specifications

Details the instrument's input, temperature compensation, measuring ranges, analog output, and control relays for various applications.

SPECIFICATIONS

Set A;B

Specifies selectable actions, set-point values, hysteresis, activation delay, and functions for Set-points A and B control.

Alarm (Relay C)

Defines high/low alarm values, delay, alarm conditions for set-points, and relay contact type for monitoring.

Cleaning Function (Relay D)

Details the cleaning function action, auto clean timing, hold time, and relay contacts for automated maintenance.

INSTALLATION

Electrical Installation

Details the electrical connections for power supply, sensor input, and output connections using terminal strips for proper setup.

READOUT SEQUENCES

CALIBRATION SEQUENCES

Zero and Sensitivity Calibration

Guides through zero and sensitivity calibration procedures essential for ensuring accurate sensor readings.

Temperature Calibration

Details the procedures for both automatic and manual temperature calibration to ensure accurate temperature compensation.

Set-Point A;B Calibration

Describes the process for inserting set-point values and parameters for On/Off, PFM, and PWM control functions.

Alarm Adjustment

Explains how to set minimum/maximum alarm values and delay times to configure critical monitoring thresholds.

Cleaning Function Calibration

Covers the calibration of the cleaning function, including manual and automatic modes, and timing for automated maintenance.

CONFIGURATION

Alarm on Set-Point A

Enables or disables alarm functions for Set-Point A and sets the activation time for timely alerts.

Alarm on Set-Point B

Enables or disables alarm functions for Set-Point B and sets the activation time for timely alerts.

Cleaning Function

Allows selection of the cleaning function mode: Disabled, Manual Clean, or Auto Clean for automated maintenance.

CALIBRATION

Chemical Calibration

Explains zero cell calibration for dark current compensation and sensitivity calibration using lab analysis for accuracy.

PREVENTIVE MAINTENANCE

REAR PANEL CONNECTIONS