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6712FR Refrigerated Sampler
Section 1 Introduction
1-10
6712 Controller: Software Specifications
Suction Line: Programmable 3 to 99 ft (1 to 30 m) lengths of:
•
3
/8" (0.95 cm) I.D. Vinyl
•
3
/8" (0.95 cm) I.D. PTFE-lined with polyethylene jacket
Sample Frequency:
• From 1 minute to 99 hours and 59 minutes in 1 minute increments between
consecutive samples.
• Nonuniform times in minute intervals or clock time
• Random time intervals between consecutive samples
• From 1 to 9,999 flow pulses in single-pulse intervals
• Flow paced in volume with attachable flow module
Rainfall Reading Units: Inches or millimeters
Module Readings: pH 8 bits representing pH 0.1 pH storage resolution
16 bits representing temp. 0.1 °C storage resolution
Ultrasonic 16 bits representing level 0.0001 m storage resolution
Submerged Probe 16 bits representing level 0.0001 m storage resolution
Bubbler 16 bits representing level 0.0001 m storage resolution
Area Velocity 16 bits representing level 0.0001 m storage resolution
16 bits representing velocity 0.001 ft/s storage resolution
4–20 mA 16 bits representing percent 0.1% storage resolution
16 bits representing level
32 bits representing flow
SDI-12 Sonde Readings: Parameter Range Resolution Storage Bytes
Temperature -40 - 100 °C 0.1 °C 2
Conductivity 0 - 100 mS/cm 0.01 mS/cm 2
Specific Conductance 0 - 100 mS/cm 0.01 mS/cm 2
Total Dissolved Solids 0 - 90 g/l 0.01 g/l 2
Salinity 0 - 70 ppt 0.1 ppt 2
Dissolved Oxygen 0 - 20 mg/l 0.1 mg/l 1
pH 0 - 14 0.1 1
ORP -999 - 999 mv 0.1 mv 2
Level 0 - 6.5279 m 0.0001 m 2
Ammonium-Nitrogen 0 - 200 mgN/l 0.1 mgN/l 2
Ammonia-Nitrogen 0 - 200 mgN/l 0.1 mgN/l 2
Nitrate-Nitrogen 0 - 200mgN/l 0.1 mgN/l 2
Turbidity 0 - 5000 NTU 0.1 NTU 2
Chloride 0 - 1000 mg/l 0.1 mg/l 2
Chlorophyll 0-400 ug/l 0.1 ug/l 2
Other -99999.0-99999.0 0.0001 4
Table 1-3 Technical Specifications for the 6712FR Refrigerated Sampler (Continued)