Hach SP-510 Instrument Manual page 11

SPECIFICATIONS,
PERFORMANCE SPECIFICATIONS
ENVIRONMENTAL SPECIFICATIONS
ELECTRICAL SPECIFICATIONS
continued
Nominal Alarm Point
1 mg/L
2 mg/L
5 mg/L
10 mg/L
20 mg/L
50 mg/L
100 mg/L
Repeatability:
±10% of trip value on 1 and 2 mg/L ranges; ±4% of trip value on
remaining ranges.
Operating Humidity Range: 5 to 95%, noncondensing
Storage Temperature Range: -40 °C to +60 °C (-40 °F to +140 °F)
Operating Temperature Range: 5 °C to 40 °C (32 °F to 104 °F)
Influence of Temperature On Trip Point:
1 mg/L
2 mg/L
5 mg/L
10 mg/L
20 mg/L
50 mg/L
100 mg/L
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
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
Minimum Trip Value
0.75 mg/L
1.5 mg/L
3.75 mg/L
7.5 mg/L
15.0 mg/L
37.5 mg/L
75.0 mg/L
–0.03 mg/L/°C
–0.03 mg/L/°C
–0.06 mg/L/°C
–0.08 mg/L/°C
–0.09 mg/L/°C
–0.29 mg/L/°C
–0.60 mg/L/°C
10
Maximum Trip Value
1.25 mg/L
2.5 mg/L
6.25 mg/L
12.5 mg/L
25.0 mg/L
62.5 mg/L
125.0 mg/L
18 AWG. Holes for two
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