10
SPECIFICATIONS, continued
PERFORMANCE SPECIFICATIONS
Repeatability:
±10% of trip value on 1 and 2 mg/L ranges; ±4% of trip value on
remaining ranges.
ENVIRONMENTAL SPECIFICATIONS
Operating Humidity Range: 5 to 95%, noncondensing
Storage Temperature Range: -40 °C to +60 °C (-40 °F to +140 °F)
Operating Temperature Range: 5°Cto40°C(32°Fto104°F)
Influence of Temperature On Trip Point:
ELECTRICAL SPECIFICATIONS
Power Requirements: 115/230 Vac, (switch selectable inside instrument)
70 VA, 50/60 Hz, 1.25 Amp Fuse (see Section 2.8.3 on page 28).
Installation Category: II
Electrical Connection:
Two 3-wire barrier terminal blocks. Wire range 12
–18 AWG. Holes for two
1/2" conduit fittings are provided.
Hard Water Alarm Relay: SPDT relay, actuated when hard water indicator is
on. (Alarm may be disabled from front keypad.)
Contact ratings: 5 A resistive at 100-240 Vac
Nominal Alarm Point Minimum Trip Value Maximum Trip Value
1mg/L 0.75mg/L 1.25mg/L
2 mg/L 1.5 mg/L 2.5 mg/L
5mg/L 3.75mg/L 6.25mg/L
10 mg/L 7.5 mg/L 12.5 mg/L
20 mg/L 15.0 mg/L 25.0 mg/L
50 mg/L 37.5 mg/L 62.5 mg/L
100 mg/L 75.0 mg/L 125.0 mg/L
1 mg/L –0.03 mg/L/°C
2 mg/L –0.03 mg/L/°C
5 mg/L –0.06 mg/L/°C
10 mg/L –0.08 mg/L/°C
20 mg/L –0.09 mg/L/°C
50 mg/L –0.29 mg/L/°C
100 mg/L –0.60 mg/L/°C
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