Hach 48685, User Manual

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Specifications
Specifications subject to change without notice.
Application For water samples. Do not use the application for concentrated acids,
bases or any type of volatile sample.
Output temperature precision ±1.5 ºC (2.7 ºF) under reference conditions
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Display resolution 1 ºC (1 ºF)
Set point range 20 to 50 °C (68 to 122 °F) Refer to operating charts for more information.
Flow rate range 50-300 mL/min; Sample Heater internal volume is 39 mL
Power requirements for single
phase (with grounded neutral) only 120 Vac, 50/60 Hz, 11A
230 Vac, 50/60 Hz, 5.5A
Installation category II
Inlet pressure 689.5 kPa (100 psi) max. internal pressure. This rating is for the Sample
Heater and does not affect the Analyzer requirements.
Sample fittings Two ¼" OD Tubing Compression fittings
Weight Net—4.98 kg (11 lb)
Shipping—6.35 kg (14 lb)
Wetted parts 316 Stainless Steel
Ambient operating temperature 0 to 50 °C (32 to 122 °F)
Pollution Degree 2
Protection Class I
Maximum Altitude 2000 m (6560 ft)
Enclosure Rating NEMA 4X, IP 65
Compliance Information Listed for use in general locations to UL and CSA Standards by ETL. CE
certified.
Storage Temperature -20 to 70 ºC (-4 to 158 ºF) with fluids drained.
Humidity Maximum relative humidity 80% for temperatures up to 31 ºC decreasing
linearly to 50% R.H. at 40 ºC.
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Within proportional control range (see charts) and input temperature ±5 ºC, flow rate ±10%, 115 VAC, 60 Hz
±2 Hz and ambient temperature ± ºC. Instrument tuned at operating conditions (Autotune 3). Cal offset
adjusted to yield the set temperature at the point of use.
Sample heater operating range
Figure 1 shows in graph form the sample heater operating range in terms of sample output
temperature and minutes. Figure 2 shows in graph form the sample heater operating range in terms
of sample output temperature and line AC voltage.
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