i
SPECIFICATIONS : -
caustic vapors, oils, steam or any other process by-
the controller must not exceed the maximum specified
related instruction appearing in this manual must be
SAFETY INSTRUCTION :
v
The controller must be configured correctly for intended
operation. Incorrect configuration could result in
damage to the equipment or the process under control or
it may lead personnel injury.
v
The controller is generally part of control panel and in
MECHANICAL
exposed to carbon dust, salt air, direct sunlight or radiant
high voltage surges of extended duration.
from any possible damage due to short circuit on loads.
voltage DC and sensor input must be routed away from
v
The controller should not be wired to a 3-Phase supply
such supply could rise above 264 VAC which will damage
this, use shielded ground at both ends.
installing or commissioning of controller. All safety
GENERAL
v
Circuit breaker or mains s/w with fuse (275V/1A) must be
v
The Controller in its installed state must not come in
v
Circuit breaker and appropriate fuses must be used
followed to ensure safety of the operating personnel
as well as the instrument.
This controller is meant for temperature control
such a case the terminals should not remain accessible
products.
v
The Controller in its installed state should not be
v
Ambient temperature and relative humidity surrounding
to the user after installation.
applications. It is important to read the manual prior to
close proximity to any corrosive/combustible gases,
heat.
v
The controller in its installed state must be protected
of the instrument are meant for thermal dissipation
hence should not be obstructed in the panel.
against excessive electrostatic or electromagnetic
limit for proper operation of the controller.
v
The controller must be wired as per wiring diagram & it
v
Care must be taken not to connect AC supplies to low
voltage sensor input.
interferences. Ventilation holes provided on the chassis
must comply with local electrical regulation.
protect the controller from any possible damage due to
ELECTRICAL
installed between power supply and supply terminals to
for driving high voltage loads to protect the controller
v
To minimize pickup of electrical noise, the wiring for low
high current power cables. Where it is impractical to do
with unearthed star connection. Under fault condition
the controller.
v
The Electrical noise generated by switching inductive
loads might create momentary Fluctuation in display,
alarm latch up, data loss or permanent damage to the
To reduce this use snubber circuit across the load.
v
It is essential to install a over Temp. Protection device to
instrument.
the product, this could damage the process being
controlled.
avoid any failure of heating system. Apart from spoiling
1
USER’S OPERATING MANUAL FOR PID DIGITAL TEMPERATURE CONTROLLER
OIM Px-X18
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V2.1 Page 1 of 5
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(Models: Px 418 / 718 )
4 Digit Luminous Green (SV)
4 Digit Bright White (PV)
Sampling Time : 125 msec.
Contact Rating
: 5A @ 250VAC or 30 VDC
Output 1
: Relay / SSR (Selectable)
Digital Filter : 1 to 10 Sec.
1. DISPLAY TYPE
: Dual
4- Digit
7 segment LED
Contact type
: N/O, CM, N/C
T
: Tunning Stauts
2. INPUT
STATUS LED’S
: 1
: Control Output Status
Range
: Refer below table.
Sensor inpu
: TC : J, K, RTD : Pt-100
Resolution
: 1°C
CJC for TC
: Built in automatic
LWC for Pt-100
: Built in up to 18E max.
Life expectancy
: > 5,00,000 operations
Isolation
: Inherent
3. RELAY OUTPUT
4. SSR DRIVE OUTPUT
Drive Capacity
: 12V @ 30mA.
Isolation
: Non-Isolated.
5. FUNCTION
Control Action : ON-OFF/PID (Selectable)
Control Mode : Heat/Cool (Selectable)
6. ENVIRONMENTAL
Operating Range
: 0 ~50°C, 5~90% Rh
Storage Humidity
: 95% Rh (Non-condensing)
7. POWER SUPPLY
Supply Voltage
: 90~270VAC, 50/60Hz.
Consumption
: 4W Maximum.
Housing
: ABS Plastic.
8. PHYSICAL
Model no.
Display height (PV)
Display height (SV)
Px-418e
0.39”
0.70”
0.24”
0.50”
Px-718e Px-918e
Fe-k(J) T/C
Cr-AL(K) T/C
Sensor Type
Accuracy
o
± 1 C
o
-100 ~ 450 C
o
-20.0 ~ 100.0 C
Resolution
Range
o
1 C
o
1 C
}
Pt-100(RTD)
Pt-100(RTD 0.1)
o
0
~
760 C
o
-99
~
1300 C
o
1 C
o
0.1 C
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Px-
718
e
Px-
418
(48x48)
(72x72)
o
± 0.3 C
