PID Autotune Temperature Controllers, Universal Timers / Counters, RPM Indicators, Mumbai, India
 
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micro-processor-based-instruments
 
 
 
 
 

AUTO TUNING PID TEMPERATURE CONTROLLER CUM TIMER
MODEL: VALPID-1

   
  Introduction
 
The instrument is a PID temperature controller cum timer. It is designed around a powerful micro-controller. As such, it is compact, very rugged and user-friendly. The Man-Machine-Interface (MMI) consists of a 4 characters red LED’s display, 4 green LED’s and 4 – keys membrane keypad.
The instrument accepts RTD or thermocouple sensor as reference for control. Sensor break indication is provided and is displayed as flashing “OOOO” against the process value and the buzzer beeps intermittently.

The Soak timer’s (if required) resolution can be user selected in minutes or hours.
The control action is PID type of control with either RELAY or DC/AC SSR type drive output. Auto tune feature is incorporated to have the best control of temperature.
The heater status is shown on the LED marked ‘OP1’.
The End of cycle status is shown on the LED marked ‘OP2’.
There are 2 User selectable set points viz.
Set 1: Temperature control set point (0.1 to 199.9°C) or (0 - 1200°C)
Set 2: Soak time :1 to 999 Hours OR 1 – 999 Mins (Factory selectable)
   
  Specification
 
  1. Size. :- 72 x 72 x 120 mm (L x B x D)
                96 x 96 x 120 mm (L x B x D)
  2. Operating Voltage :- 230 VAC +/- 10 % @50 Hz.
  3. Analog Inputs :- 1 nos. Pt. 100 – 3 wire OR Thermocouple.
  4. Temp Range :- 0.1 to 199.9°C or 0 to 600°C (for RTD)
                           0 to 1200°C (for Thermocouples)
  5. Time Range :- 1 to 999 hours OR 1 – 999 mins.
  6. Indicating Accuracy :- 0.1 / 1°C (linearised throughout the range)
  7. Control Accuracy :- 0.5 / 1°C.
  8. Control Output :- output for DC/AC type SSR /Relay.
  9. End of cycle Output :- Peizo-Electric Buzzer compatible o/p.
  10. MMI :- Red and Green LED Panel & 4 Keys .
   
 
   
   
 
Contact Details -
Address - VOLT-AMP LOGIC CONTROLS
A/20, Karuna Park, Andheri Kurla Rd., Andheri (E), Mumbai - 400093., Maharashtra, India.
Tel No.- (022) 65221849, Mob. No.- + 91 9819733167