DEVANSHI    
                      
  VD Series Low Cost Temperature Controllers
 
 



VD+Series
 
 Feature:
  • T/C, RTD, Linear Input selection.
  • P, PD, ON/OFF control mode selection.
  • Universal Power supply : 100-240V AC, 50/60Hz. DC 24V is also available for option.
  • 3 Alarm output. (note 1)
  • Form A or Form B contact alarm function can be selected.
  • 4-20mA PV Retransmission , or RS-485 communication(MODBUS RTU) is available for option.

Note1: 2nd and 3rd Alarm are available for option.

Applications :

  •   Indicator / Controller for Temperature, Humidity, Pressure,Air-Conditioning, Gas Detector, DC Current/Voltage, ...etc.
   
 
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…
RS-485 input
Accuracy
T/C±1?; RTD±0.2?; Linear±3µV
Sampling Time
0.25 sec.
Control
P Control: Proportional Band: 0.0~300.0% F.S
PD Control: Proportional Band: 0.0~300.0% F.S
Derivative Time : 0~900 sec.
ON / OFF Control: Hysteresis 0~2000
Cycle Time
(0~100)
Relay 15 sec.
Current Output (SSR) 1 sec.
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 600 Omax.)
Continuous Voltage Output: 0~50mV; 1~5V; 0~10V.....
(Resistive 600 Omin.)
General
Rated Voltage: AC 100~240V
Ambient Temperature: 0~50?
Ambient Humidity: 0~90 %
Consumption: Less than 3VA
 
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 ( Form A or Form B)
PV High Alarm
PV Low Alarm
Deviation High Alarm
Deviation Low Alarm
Band High Alarm
Band Low Alarm
PV High Alarm with
Delay Time
PV Low Alarm with
Delay Time
 
 
Dimension:
 
VD%20Series-1
 
 
Wiring Diagram:
 
VD%20Series-2
 
 
Ordering Information:
 
VD%20Series-3