Transmit G-2502 Single Phase Power Controller
More Simpler!......more Cheaper!
The classical revolution of linear output Instrument!
2502 Series temperature controller Set : Temperature measuring, regulating ,driving in one , has changed the traditional of temperature solid-state relay control action or relay control action, the control system requires only one instrument , structure is more simple, significantly saved the investment of unnecessary equipments. This instrument used a PWM output, BTA , Unidirectional SCR anti-parallel, ordinary type solid-state relay (zero crossing ), the random type solid-state relay (non-zero crossing) , half-controlled rectifier modules, all controlled rectifier module can be directly triggered.
And in the digital instrument , limiting, soft-start function can be dealt with directly by key board operation and easy to use. Simple, intuitive display.
Transmit-G-2502 Series can be divided into Power Regulation and angle Regulation.
1. Power Regulation controller:
Zero cross trigger, duty cycle for regulation,
regulation cycle can be made available for its drive
and has strong ability to drive high-powered BTA
Unidirectional SCR and SCR modules. There are
advantages as simple circuit, does not need
synchronous control signal, will not destroy
waveform of power grids, it will not produce second
harmonic or much interference.
2. Angle Regulation controller:
The phase shifter trigger, by changing the angle
of the thyristor conduction size to change output
power. Its merits is output steady, little impact on the
power grid, but will produce second harmonic.
Power controller and Angle controller are with their respective advantages and
disadvantages.
The cryogenic system for the main resistance wire heating elements, usually use
the power regulator controller, so as to avoid interference to the outside and damage
the waveform of power grid; To the system for high temperature (mainly Silicon
carbon rod , Silicon Aluminum rod for the heating elements), because its resistance
load is smaller, more load current, usually use the angle regulator controller, so as to
avoid impact on the power grid, also can protect heater and extend its life.
Power Regulation controller and angle Regulator controller are with the following
common:
A) Output limit functions: By setting limiting parameters, output power will be limit
-ed to a certain scope. This feature is especially for Silicon carbon rod , Silicon
Aluminum rod, such as high-temperature heater when in the low-temperature,
the start current can not be too much, by setting parameters, output power and
current limit to protect the heating elements are not damaged.
B) soft-start function: That is, when the instrument has just started, this parameter
can be set up so that the output power will according to a certain period of time to
increase (0-2 minutes adjustable). For silicon, and other low resistance load due
to start-up current larger, by setting the parameters to gradually increase starting
current, to protect the load damage.
Size: 48mm*48mm
48mm(W)*96mm(H)
48mm(H)*96mm(W)
72mm*72mm
96mm*96mm
160mm*80mm