DEVANSHI    
 
   VT9621 Fuzzy Enhanced PID Dual Channel Controller
 
 

VT9621

















 Feature:


Standard :

  •   Independent dual input channel.
  •   T/C, RTD, Linear input selection.
  •   Fuzzy enhanced PID control.
  •   Auto / Manual Bumpless Transfer.
  •   Two alarm output.
  •   Ramp function.
  •   Soft- start function.
  •   Auxiliary DC24V power supply to drive transmitter.
  • Universal power supply : 90-264V AC, 50/60Hz.

Optional :

  •   Output 2 for cooling control.
  •   PV or SV retransmission.
  •   Master & Slaver transmission.
  •   RS-485 communication. (MODBUS RTU)
  •   Power supply : DC 24V

Applications :

  •   Indicator / Controller for Temperature, Humidity, Pressure,
  •   Air-Conditioning, Gas Detector,DC Current/Voltage, ...etc.
  • With retransmission, RS485
   
 
Specification:
   
 
Specifications
Input
Thermocouple: J. K. T. E. B. R. S. N.C
RTD: DIN PT-100; JIS PT-100
Linear: 4~20mA; 0~50mV; 1~5V; 0~10V…
Accuracy
T/C±1°C; RTD±0.2°C; Linear±3µV
Sampling Time
0.25 sec.
Control
Proportional band: 0.0~300.0% F.S
Integral time: 0~3600 sec.
Derivative time : 0~900 sec.
Hysteresis: 0.0~200.0 or 0.0~2000
Cycle Time: 0~100 sec.
Output
Cycle Time
Relay 15 sec.
Pulsed Voltage to Drive SSR: 1sec.
Continuous Current (Voltage): 0 sec.
Output
Relay Contact Output: 10A/ 240 VAC (Resistive load)
Pulsed Voltage Output to Drive SSR: DC 0/24V (Resistive 250Omin.)
Current Output: 4~20mA (Resistive 600Omax.)
Continuous Voltage Output: 0~50mV; 1~5V; 0~10V..... (Resistive 600Omin.)
General
Rated Voltage: AC 90~264V 50 / 60Hz; DC 24V
Ambient Temperature: 0~50°C
Ambient Humidity: 0~90 %
Consumption: Less than 5VA
 
Input
Type
TEMPERATURE RANGE ( ? )
TEMPERATURE RANGE ( ? )
J
-50? ~ 1000?
-58?~ 1832?
K
-50? ~ 1370?
-58?~ 2498?
T
-270? ~ 400?
-454?~ 752?
E
-50? ~ 750?
-58?~ 1382?
B
0? ~ 1800?
32?~ 3272?
R
0? ~ 1750?
32?~ 3182?
S
0? ~ 1750?
32?~ 3182?
N
-50? ~ 1300?
-58?~ 2372?
C
-50? ~ 1800?
-58?~ 3272?
DPT
-200? ~ 850?
-328?~ 1652?
JPT
-200? ~ 650?
-328?~ 1202?
LINE
-1999 ~ 9999
 
Alarm Function
PV High Alarm
PV Low Alarm
Deviation High Alarm
Deviation Low Alarm
Band Low Alarm
Band High Alarm
PV High Alarm with
Delay Time
PV Low Alarm with
Delay Time
 
 
Dimension:
 
VT9621-09
 
 
Wiring Diagram:
 
VT9621-02
 
 
Ordering Information:
 
VT9621-07