Hach-Lange ISENH418103 User Manual - Manual

User Manual
DOC022.5 2.80029
Ammonium Probe: Model ISENH418101 or ISENH418103
Safety information
Precautionary labels
Read all labels and tags attached to the instrument. Personal injury or damage to the
instrument could occur if not observed. A symbol on the instrument is referenced in the
manual with a precautionary statement.
Electrical equipment marked with this symbol may not be disposed of in European public disposal systems after
12 August of 2005. In conformity with European local and national regulations (EU Directive 2002/96/EC), European
electrical equipment users must now return old or end-of-life equipment to the Producer for disposal at no charge to
the user.
Note: For return for recycling, please contact the equipment producer or supplier for instructions on how to return end-of-life
equipment, producer-supplied electrical accessories, and all auxiliary items for proper disposal.
Specifications
Note: Specifications are subject to change without notice.
Specifications Details
Probe type Digital combination probe with a non-refillable reference junction and a built-
in temperature sensor
Range 0.018 mg/L (10 -6 M) to 9,000 mg/L (0.5 M) as Ammonium
Sample pH range pH 0 to 8.5
Linear region 0.9 mg/L to 9,000 mg/L as Ammonium
Slope -58 mV/decade (90 to 110% at 25 °C (77 °F) in linear range per Nernstian
theoretical value)
Operating temperature range 0 to 50 °C (32 to 122 °F)
Storage temperature range 5 to 35 °C (41 to 95 °F)
Junction Double junction (ceramic porous pin and annular porous Teflon ® )
Reference type Ag/AgCl
Fill solution driTEK Gel (non-refillable)
Response time in linear region < 60 seconds (application dependent)
Minimum sample volume 25 mL
Minimum immersion depth 25.4 mm (1 in.)
Dimensions Diameter: 12 mm (0.47 in.)
Length: 175 mm (6.89 in.)
Cable length: 1 or 3 m (3.28 or 9.84 ft)
Cable connection M12 digital output and connector compatible with HQd meters
Product overview
The ISENH418101 or ISENH418103 probe is a combination ammonium probe with a
built-in temperature sensor (
Figure 1 ). The probe is available with a 1 or 3 m (3.28 or
9.84 ft) cable and is intended for laboratory use. The probe measures ammonium
concentration in water samples.
1