Specifications

2
 Names of Parts
 Model Explanation
Series DTA : Delta A Series Temperature Controller
Panel Size
(W × H)
4848 : W48 × H48mm 7272 : W72 × H72mm
4896 : W48 × H96mm 9696 : W96 × H96mm
Output Selection
R : Relay output SPDT (4848 series is SPST), 250VAC, 5A
V : Voltage Pulse output 14V+10% ~ -20%(Max. 40mA)
C : Current output (Control) 4~20mA
Communication
Selection
0 : non-communication function
1 : with RS-485 function
13. Please make sure the power and signal instrument are all installed properly
before the power is supplied to the controller, otherwise these may cause serious
damage.
14. Please do not touch the terminals of the controller or repair the controller when
the power is supplied to the controller, otherwise these may cause electric shock.
15. Wait one minute after the power is disconnected for capacitors to discharge
and please do not touch any internal circuit within the waiting period.
16. Cleaning: Do not use acid and alkaline liquid. Please use soft, dry cloth to clean
the controller.
• PV Display: to display the process value or parameter type.
• SV Display: to display set point, parameter operation read value,
manipulated variable or set value of the parameter.
• AT LED : flashes when the Auto-tuning operation is ON.
• OUT LED : lights when the output is ON.
• : Function key. Press this key to select the desired function
mode.
• : Mode key. Press this key to set parameters within each
function mode.
• , : Temperature unit LEDs. LED lights when this
parameter is configured for Celsius and LED lights
when this parameter is configured for Fahrenheit.
• ALM1/ALM2 : Alarm output LED. The ALM1 and ALM2 LED lights
when Alarm 1/Alarm 2 output is ON.
• : Up key. Press this key to increase values displayed on the
SV display. Holding down this key speeds up the
continuously increments.
•
: Down key. Press this key to decrease values displayed on
the SV display. Holding down this key speeds up the
continuously decrements.