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Industrial & Laboratory Constant Temperature Ovens
DNF301/401/411/601/611/811/911
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DNF301/401/411/601/611

  • Model: DNF301/401/411/601/611
    Digital variable wind velocity. Forced and Natural convection "2 in 1" type.
  • Model: DNF811/911
    Digital variable wind velocity. Forced convection type.
  • Incorporates with maximum 99 steps, 99 patterns program controller with repeat function.
  • Loaded with Total Operation Hours Timer.
  • Exhaust damper enable fast exhaust and cooling of inside.
  • Cable port useful for a monitor for temperature during testing is equipped as standard.
Digital variable wind velocity from 0 - 10 steps. Forced and Natural convection "2 in 1" functioned ovens. (Model: DNF301/401/411/601/611) High-performance, energy-saving, programmable constant temperature with air velocity control and manual exhaust dampers.

Type 2 in 1 type: Forced and Natural convection Forced convection
Model 301 401 601 811 911
411 611
Forced convection
(Wind velocity setting:1-10)
Operating Temperature Range
Room temp. +15 to 260deg.C
Temp. Distribution Accuracy
±2.5deg.C(at 260deg.C)
Natural convection
(Wind velocity setting:0)
Operating Temperature Range
±0.5deg.C(at 120deg.C) ±0.3deg.C(at 120deg.C) Not functioned
Temp. Distribution Accuracy
±5deg.C(at 260deg.C) ±3deg.C(at 120deg.C) Not functioned
Internal Capacity (L) 27 90 150 300 540

PDF Catalog

Specifications
Model DNF301 DNF401 DNF411 DNF601 DNF611 DNF811 DNF911
 Performance
Circulation method 2 in 1 type: Forced and Natural convection,
with manual exhaust damper
Forced convection with
manual exhaust damper
Forced convection
(Wind velocity setting:1-10)
Operating temperature range Room temp. +15 to 260deg.C
Temp. control accuracy (JTM K05) ±0.3deg.C(at 260deg.C)
Temp. fluctuation (JIS) ±0.5deg.C(at 260deg.C)
Temp. distribution accuracy (JTM K05) ±2.5deg.C(at 260deg.C)
Temp. gradient (JIS) 5deg.C
(at 260deg.C)
7deg.C
(at 260deg.C)
8deg.C
(at 260deg.C)
12deg.C
(at 260deg.C)
6deg.C
(at 260deg.C)
Max. temp. reaching time Approx. 70 min. Approx. 105 min. Approx. 100 min. Approx. 60 min. Approx. 100 min.
Natural convection
(Wind velocity setting:0)
Operating temperature range Room temp. +25 to 120deg.C Not functioned
Temp. control accuracy (JTM K05) ±0.5deg.C
(at 120deg.C)
±0.3deg.C(at 120deg.C)
Temp. fluctuation (JIS) ±1deg.C
(at 120deg.C)
±0.8deg.C
(at 120deg.C)
±0.6deg.C
(at 120deg.C)
Temp. distribution accuracy (JTM K05) ±5deg.C
(at 120deg.C)
±3deg.C(at 120deg.C)
Temp. gradient (JIS) 15deg.C
(at 120deg.C)
13deg.C(at 120deg.C)
Max. temp. reaching time Approx. 20 min. Approx. 25 min.
 Components
Interior/Exterior material Stainless steel /Electro-galvanized steel sheet with epoxy and melamine resin baking finish
Heat insulating material Glass wool
Heater 0.8 kW 0.6 kW×2 0.83 kW×2 1.35 kW×2 1.65 kW×2
Cable hole 33mm I.D. (Right) x 1pc.
Air in-take hole 33mm I.D. (Right) x 1pc. 33mm I.D. (Right and Left)  x1pc. each
Exhaust port 50mm I.D. (Back) x 1pc. 50mm I.D. (Back)  x 2pc.
 Controller
Temp. controller PlD control by microprocessor
Temp. setting method Digital setting by UP/DOWN key
Timer display range Fixed value operation for 1 min. to 99 hr 59 min. and 24hr. setting
Operation function Fixed temp., Auto-start, Auto-stop, Quick auto stop, program (Max.99 steps, 99 patterns, repeat) 
Additional functions Calendar timer (max. 24 Hrs.), Integration time (max. 65535Hrs.), Clock, Calibration off-set, Display the amount of Power consumption/CO2 discharge/Heater operation amount, Power failure recovery mode, User setting information save and recall, Wind velocity changeable function
Sensor K-thermocouple x 2pcs.
 Safe Device
Safety countermeasures Self diagnosis functions(Sensor, Fan, Heater, Relay, Triac, Automatic overheat prevention), Independent overheat prevention, Key lock function, Electric leakage breaker, Door switch
 Standard
Internal dimensions (W×D×Hmm) 300
×300
×300
450
×450
×450
600
×500
×500
600
×500
×1,000
1,090
×500
×1,000
External dimensions
(W×D×Hmm)
430
×495
×740
580
×645
×890
730
×695
×940
730
×695
×1,685
1,220
×695
×1,685
Internal capacity 27 liters 90 liters 150 liters 300 liters 540 liters
Shelf plate with standard load Approx. 15kg/piece
Shelf rest step number 6 steps 11 steps 13 steps 29 steps 29 steps x2
Shelf rest pitch 30 mm
Power source 50/60Hz AC 100V AC 100V AC200V AC 100V AC200V AC200V AC200V
single phase single phase single phase single phase single phase single phase single phase
9A 13A 6.5A 17.5A 9A 14.5A 17.5A
Weight Approx. 50 kg Approx. 75 kg Approx. 90 kg Approx. 135 kg Approx. 210 kg
 Accessories
Shelf
(Stainless punching metal)
2 pcs. 4 pcs. 8 pcs.
Shelf support 4 pcs. 8 pcs. 16 pcs. 

* The performance shown here is the value under the condition of the Damper fully closed, the Ambient temperature 23deg.C±5deg.C and the Humidity 65%RH±20%.

* The projection is not included for Internal dimensions and External dimensions.


Control Panel Interior

Variable wind velocity (Average)

Exhaust damper opening (Air volume)

Temp.Rising Curve

Dimensions (mm)

Optional items
Remark Description Option Model Main Unit
Model No.
Item Code
Stand ON30 DNF301 211180
Stand ON61 DNF401/411/601/611 211856
Stand OT42 DNF401/411 212348
Stand OT62 DNF601/611 212349
  Stacking support ODM44 DNF301 281458
  Stacking support ODN26 DNF401/411 212806
  Stacking support ODN28 DNF601/611 212807
  Stainless punching metal shelf (loading up to 15kg/shelf)  - DNF301 212068
  Stainless punching metal shelf (loading up to 15kg/shelf)  - DNF401/411 212246
  Stainless punching metal shelf (loading up to 15kg/shelf)  - DNF601/611/811 212266
  Stainless punching metal shelf (loading up to 15kg/shelf)  - DNF911 212490
Cable port 25mm dia ODM36 DNF601/611/811/911 281454
Cable port 50mm dia ODM38 DNF601/611/811/911 281455
External communication terminal (RS485) ODM56 DNF401/411/811 281464
External communication terminal (RS485) ODM58 DNF301/601/611/911 281465
External communication adapter set OIN90 DNF Series 211880
External Alarm Output Terminal ODM60 DNF401/411/811 281466
External Alarm Output Terminal ODM62 DNF301/601/611/911 281467
Timeup Output Terminal ODM64 DNF401/411/811 281468
Timeup Output Terminal ODM66 DNF301/601/611/911 281469
Operation Signal Output Terminal ODM68 DNF401/411/811 281470
Operation Signal Output Terminal ODM70 DNF301/601/611/911 281471
Event Output Terminal ODM72 DNF401/411/811 281472
Event Output Terminal ODM74 DNF301/601/611/911 281473
  Additional sensor (sheath sensor) ODT48 DNF Series 212946
  Silicon plug (with one hole) ODT52 DNF Series 212947
Digital recorder, 6 points, sensors are not included YHR150 DNF Series 281571
Digital recorder, 6 points, sensors are not included YHR250 DNF Series 281570
  Cable for Recorder (YHR150/250) and External communication function ODM76 DNF Series 281474
Exhaust duct (50mm dia with exhaust flange) ODM46 DNF301 281459
Exhaust duct (50mm dia with exhaust flange) ODM48 DNF401/411 281460
Exhaust duct (50mm dia with exhaust flange) ODM50 DNF601/611 281461
Exhaust duct (50mm dia with exhaust flange) ODM52 DNF811 281462
Exhaust duct (50mm dia with exhaust flange) ODM54 DNF911 281463
Note:
1. The item marked "●" in the column of "Remark" shall be ordered together with the main unit.
2. The transportation cost will not be required if the order is together with main unit except the item marked "○".
In case you order the item marked "○" together with the main unit, please ask Yamato to obtain the correct transportation cost.
Stand

ON Model

OT Model
Stacking support
Exhaust duct (50mm dia with exhaust flange)
Shelf (with 2 support)

Stainless Punching Metal (Weight Tolerance 15kg/pc)
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