Hach DR300 Service Manual

Section 5 Repairs
D A N G E R
Electrocution hazard. Remove power from the instrument before this procedure is started.
W A R N I N G
Chemical exposure hazard. Obey laboratory safety procedures and wear all of the
personal protective equipment appropriate to the chemicals that are handled. Refer to the
current safety data sheets (MSDS/SDS) for safety protocols.
5.1 Open the instrument
Items to collect:
• Coin
• TORX 10 torque screw driver
• Krytox oil (item no. 16004801)
Step Description Picture
1 To open the battery compartment, use a coin.
2 Remove the batteries.
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Hach DR300 Specifications

General

Type	Portable Spectrophotometer
Operating Temperature	0 to 50 °C
Method	Pre-programmed methods
Light Source	LED
Wavelength Accuracy	±2 nm
Resolution	0.001 Abs
Display	LCD
Measurement Method	Absorbance
Parameter	Various
Photometric Range	0 to 2.5 A
Dimensions	230 x 93 x 280 mm (9.1 x 3.7 x 11.0 in)
Photometric Accuracy	±0.005 Abs