ESR STAND, WESTERGREN, S.S.

Air flow direction	Vertical and Horizontal
Air cleanliness	Class 100
Construction	SS / Powder coated MS / GI sheet/ wooden with 18 gauge ss.
Sash (front door)	Manual/ Motorized sliding type (Acrylic transparent and tiffin glass)
Side panels	Acrylic /polycarbonate / SS
Air velocity	0.4 m/s to 0.6 m/s/ 0.45m/sec
Illumination	Fluorescent or LED light/ UV light (800lux, glare-free)
Noise level	65 ±5 dB
Power supply	220 volts / 50 Hz
Air filtration	Pre-Filter – 5 microns (washable) HEPA filter (0.3 Microns)
Air filtration	Air / gas cock, Mains on/off switch, Light on/off switch UV Light on/off switch, Blower on/off switch
Optional	Motorized sliding door LCD display for velocity, time & lamp on/off UV Germicidal lamp UV Hour meter Magnehelic gauge Extra power outlet switchr Foot rest Levelling legs for stand DOP HEPA filter testing

Parameter	DR-04WB	DR-06WB
Column	2 rows 4 holes	2 rows 6 holes
Temp. range	Rt+5~100℃
Temp. Resolution Ratio	0.1℃
Temp. Motion	±0.5℃
Temp. Uniformity	±1℃
Water sink	Stainless steel, surface electrolysis treatment
Outer shell	Cold rolled steel plate, surface electrostatic powder spray.
Heater	Stainless steel U-type heating tube
Power rating	1200 W
Temp. control mode	PID Controller
Timer	0 – 999 min（with timing function）
Timing function	Timing function, auto stop feature
Program	Optional: multi-section program control
Additional function	Deviation correction, menu key lock, power failure back-up, power-off parameter memory, PID-Tunable control
Sensor	Thermal resistor
Safety device	Over-temperature alarm, short-circuit protection.
Inner Chamber size(WLH)	305 x 305 x 130 mm	305 x 470 x 130 mm
Packing size (WLH)	415 x 415 x 275 mm	400 x 560 x 250 mm
Internal volume	12 L	18.6 L
Cover number per hole	∅120 mm
Power Supply 50/60Hz	220V, 50/60 Hz
Weight	6.5 kg	8 kg

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