Hach-Lange POLYMETRON 9245 Basic User Manual - Manual (Page 3)

Specifications
Specifications are subject to change without notice.
Specification Details
Measuring range
0 to 10,000 ppb freely programmable
0 to 200 ppm with K-Kit option
Accuracy
Non-cationic application: ± 0.1 ppb or ± 5% of reading, whichever is greater
Cationic application: ± 2 ppb or 5% reading, whichever is greater
Repeatability < 0.02 ppb or 1.5% reading, whichever is greater within 10°C variation
Response time 0.1 to 10 ppb T(90%) = 180 secs
Electrode type pH glass electrode
Number of channels 1 channel
Interference phosphate
10 ppm
Measurement variation less 0.1 ppb
Sample temperature
interference
< 0.5% / °C
Typical environment Power station; Indoor; Demineralized water plant or instrumentation room
Suspended solids < 2 NTU, no oil, no grease
Storage -20 to 60°C (2 to 140°F)
Relative humidity 10 to 80%
Ambient temperature 5 to 50°C (41 to 122°F)
Sample temperature
variation
Stabilization in 10 mins from 15°C to 30°C
pH range of sample
Non-cationic application: 6 to 10 pH
Cationic application: 2 to 10 pH
Flow rate 6 to 9 L/hour
Pressure 0.2 to 6 bar (3 - 87 psi)
Acidity Less than 250 ppm (equivalent CaCO
3
)
Power supply voltage
fluctuation
± 10%
Over voltage category 2 (according to standard EN 61010-1)
Pollution degree 2 (according to standard CEI 664)
Altitude < 2000 m
Measurement category Cat II, Class 1 (overvoltage < 1500V)
Maximum panel dimension
(H x L x D)
850 x 450 x 252.5mm [33.46 x 17.71 x 9.94in]
Inlet
Simple fittings for 6 mm O.D. tubing or ¼" O.D. in PE-low density
¼" OD in PHED-PTFE-SS as option
Outlet Barbed stem for 12 mm (½" I.D.) hose
English 3