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01-03-2007

The site has a new look.

Product details added:
A4454-Analog I/P Rate Indicator & Batch Totaliser

A4455-Analog I/P Flow Rate Indicator with Sqr. Root

A4458-Pulse I/P Rate Indicator & Batch Totaliser

Dimensional details have been added to all products with available online data.

Common Specifications for following categories have been added to the site. (Check out the link in left side menu)
Digital Process Controllers (96 x 96 x 110mm)

Digital Process Controllers (72 x 72 x 110mm)

2 & 4 wire Isolated Process Transmitters


A4444 - Autotune PID Controller
A3543 - Digital Temperature Controller
A5680 - 8 Channel Digital Scanner

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   AUTOPRO PRODUCTS ... Updated 01-03-2007
µC BASED MINI PROCESS CONTROLLERS
A4444 - AUTOTUNE PID CONTROLLER - 1 RAMP 1 SOAK
Features Description Applications Specifications Ordering
Info
Dimensional
Details
Wiring
Diagram

     SPECIFICATIONS

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INPUT
Input Sources (Specify) RTD, T/C, mV or mA
Operating & Setpoint Range As per table
Input Sampling Time 20 mS (50 samples per second)
Ambient Temperature Effect Automatic CJC for T/Cs
Sensor Linearisation Multisegment computation
RTD Input Types 2, 3 or 4 wire sensor
Lead Wire Compensation Automatic for 3 /4 wire RTD
Digital Signal Filtering Selectable time constants
Zero & Span Calibration Keypad programmable
CONTROL & OUTPUT 1
Control Configuration Mode PID only
Control Functions Autotune / Ramp Soak
Main Control Output Modes Heat / Cool
Output Control Action Forward / Reverse
Proportional Band 0001 to 9999 PV units
Integral Time Limits 0 to 1000 seconds
Derivative Time Limits 0 to 1000 seconds
Cycle Time 0.0 to 100.0 seconds
OUTPUT 2
Auxiliary Output Configuration Cooler / Alarm / Timer mode
Cooler Off-time Delay 0 to 300 seconds
Cooler Dead Band Range -1999 to +1000 PV units
Alarm Output Options High, Low & Deviation
Alarm Special Functions Latched / Hold / Hold & Latched
Timer Modes Delayed On/Off / Pulsed
Timer Setpoint Range 0 to 999.9 minutes
INDICATION
PV & SV Display Separate 4 digit 10.2 mm LED
Status Indication O/P1, O/P2, Tune & Ramp
SETUP & SECURITY
Setup Memory Non volatile EEPROM
Setpoint Security Keypad lockout
System Security Watchdog protection
Programme Security User-set password protection
Sensor Fail Output State Programmable On or Off
COMMUNICATION (OPTIONAL)
Serial Communication Standard RS232 or RS485 option
Baud Rate Selection 1200 / 2400 / 4800 / 9600 / 19200 baud
Serial Transmission Delay 1 to 9999 seconds
Data Acquisition & Logging On PC by serial link
GENERAL
Power Supply 230 V AC ± 10% 50Hz
Power Consumption 4 VA (Nominal)
Operating Temperature 050 to 500C ambient
Terminals Suitable for 1.5mm2 wire
Enclosure T72: 72(H) X 72(W) X 125(D) mm

 
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