Yamato Scientific DNF 910 Constant Temperature Ovens - Manual (Page 67)

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Specification
DNF400/410
DNF600/610 DNF810 DNF910
Method Wind velocity adjustable / Forced circulation (with exhaust damper)
Temperature control
range
Room temp.+ 5℃ to 260℃
Temperature
adjustment accuracy
± 0.5℃ (at 260℃)
Temperature
distribution accuracy
± 2.5℃ (at 260℃)
Time required to reach
highest temperature
Approx. 75min. Approx. 60min. Approx. 75min.
Interior Stainless steel plate (SUS304)
Exterior Electrical zinc plated steel plate, Epoxy and melamine resin coating
Heat insulation
material
Glass wool
Stainless pipe heater
Heater
1.25kw 1.5kw 1.35kw×2 1.65kw×2
Sirocco fan/DC brushless motor (10 steps)
Fan/motor of blower
10W 10W×2
Wind velocity
adjusting system
10 steps
Damper Sliding knob on the front of the unit.
Cable port Inner diameter: 30mm (right surface of the unit)
Exhaust opening
Inner diameter: 50mm
(back surface of the unit)
Inner diameter: 50mm×2
(back surface of the unit)
Intake opening Inner diameter: 30mm (right surface of the unit)
Temperature control
system
PID control by micro computer (VI CR3 type)
Temperature
setting system
Digital setting by up/down keys
Temperature
display system
Digital display by orange LED
Other indications Fluorescent character display of function
Timer display range 0min to 99h59min, 100 to 999.5h
Operation mode
Fixed temperature operation, Auto start operation, Auto stop operation,
Program operation (max. of 32 steps, repeat operation)
Additional functions Timer, Clock, Total operating hours counter (max. of 49999h), Fan, Calibration offset
Temperature sensor
K-thermocouple for the temperature control device
and the overheating prevention device
Safety device
Earth leakage breaker, Independent overheating prevention device, Key lock function,
Self-diagnostic functions (Sensor error, Heater disconnection, Triac short circuit,
Automatic overheating prevention)
Internal dimensions
(W×D×H mm)
450Ч450Ч450 600Ч500Ч500 600Ч500Ч1000 1090Ч500Ч1000
External dimensions
(W×D×H mm)
580Ч646Ч860 730Ч696Ч910 730Ч696Ч1675 1220Ч696Ч1675
™ The performance shown here is the value under the condition of the ambient temperature of 23℃±5℃,
humidity of 65％RH±20％, intake and exhaust openings are closed, cable port is closed, fan rotation is set
to maximum, and without load.
™ The projection is not included for "Internal dimensions" and "External dimensions".