MRC-2013-Catalog - page 506

506
O
OVENS
300°C Forced Air
Features:
The outer cases are fabricated from corrosion resistant zinc coated mild steel & finished in two tone hard
wearing stoved epoxy/polyester coating. The inner case is constructed from polished stainless steel. All units are
provided with non-tilt bright nickel wire plated shelves with multi-position settings for convenient loading & unloading.
Adjustable air ventilation
The chamber ventilation and exhaust vent are easily adjustable from the front control panel, on all bench top models.
Digital temperature control
The control module is able to house many variations of digital instrumentation with simultaneous display of measured
and set temperature. Microprocessor based PID controllers are fitted as standard.
Economy and efficiency
Insulation around the oven chamber utilizes totally encased fibre material. This material has a very low thermal mass
and thermal conductivity, ensuring very efficient insulation. This also ensures reduced holding power, making the units
economical to operate once set temperature has been reached.
Door action
A flush fitting door latch with a concealed mechanism is both simple to use & provides a handle when unlatched. The
lever action ensures gentle closure. The door seal design includes a newly formulated silicone compound, providing
longer life & durability at maximum temp. The design also allows convenient replacement if necessary.
This modern range of ovens provides a combination of excellent performance &
reliability. Increased power and low thermal mass encased fibre insulation
ensure both fast heat up times & reduced recovery times. Reduced holding
power once at set temp., together with the insulation, makes the range
economical & outer case temperatures have been significantly reduced.
Both gravity & forced air circulation models are available with a wide choice of
control options allowing the most critical performance criteria to be met. Where
processes involve the liberation of flammable VAPORs, a stoving & curing option
is available. Also, where processes involve large amounts of water, a moisture
extraction option is available.
Note: A uniformity of ±1%=±1°C at 100°C *With vents closed.
PF-Series, 300°C Ovens
PF-30
Options:
Range of over temp. protection
systems in accordance with DIN12-880
Part 2.
Stoving & curing option available for
processes involving liberation of
flammable vapors.
Timers: Process timers-manual or
automatic. Mechanical or electronic
time switches.
Top access port for independent
probe.
Lockable door latch.
Exhaust fan *
Variable speed fan *
Inert gas connection *
Flow meter & needle valve.
Viewing window in door *
Interior light.
Air inlet filter.
Cable entry port *
Door switch.
Stands & trolleys.
Chart recorders.
* These options may affect Chamber Uniformity
Model
PF30 PF60 PF120 PF200
Max. Temp (
O
C)
300
300
300
300
(H)
Chamber Dimensions (W)
(mm) (D)
300
292
320
400
392
420
500
492
520
750
592
520
(H)
Outside Dimensions (mm) (W)
(D)
470
665
470
570
765
570
670
865
670
920
965
670
Chamber Capacity (Liters)
28
66
128
230
Weight (kg)
30
45
60
75
Shelves
Number Supplied
Max. Possible
Max. Dist load/shelf kg
Max load kg
2
3
10
20
2
5
10
30
2
9
10
40
2
15
10
50
Performance
Power Rating at 240V (watts)
1000 1500 2000 2700
Holding Power* at Max. temp. (watts)
350
600
800 1250
Temp. Uniformity*
(at Max. temp. as a%)
±1.0 ±1.0 ±1.0 ±1.0
Temp. Stability on/off control (
O
C)
±1.0 ±1.0 ±1.0 ±1.0
Temp. Stability PID control (
O
C)
±2.0 ±2.0 ±2.0 ±2.0
Heat up Times* 100
O
C
(Mins)
200
O
C
240V
300
O
C
4.5
12
25
4.5
12
25
4.5
12
25
5.5
14
30
Recovery Times* 100
O
C
(Mins)
200
O
C
Door Open 60sec 300
O
C
240V
1
2.5
4
1
2.5
4
1
2.5
4
1.5
3
5
Air Exchanges vol (l/h) @ 100
O
C
1400 1400 1400 1400
Air Exchanges
50
21
11
6
Control panel
The side mounted control panel avoids
damage from accidental spillage.
Safety standards
All units meet the relevant European
health and safety at work legislation &
the performance criteria of BS 2648 &
DIN 50-011. They are manufactured to
comply with BS EN 61010: safety
standard & also the low voltage & EMC
European Directives.
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