Hach NA5600 sc Na+ Installation Manual page 4

Specification
Relays
Digital inputs
Fuses
Fittings
Certifications
Specification
Sample pressure
Sample flow rate
Sample temperature
Sample pH
Sample acidity (equivalent CaCO
Suspended solids in sample
Specification
Electrode type
Measurement range
Accuracy
Precision/Repeatability
4 English
Table 1 General specifications (continued)
Details
Six; type: not powered SPDT relays, each rated at 5 A resistive, 240 VAC maximum
Connection: 1.0 to 1.29 mm
recommended, 5–8 mm OD cable. Make sure that the field wiring insulation is rated
80 °C (176 °F) minimum.
Six, non-programmable, isolated TTL type digital input or as a relay/open-collector
type input
2
0.644 to 1.29 mm (24 to 16 AWG) wire; 0.644 to 0.812 mm
stranded recommended
Input power: T 1.6 A, 250 VAC
Relays: T 5.0 A, 250 VAC
Sample line and sample bypass drain: 6-mm OD push-to-connect fitting for plastic
tubing
Chemical and case drains: 7/16-in. ID slip-on fitting for soft plastic tubing
CE-compliant, CB, cETLus, TR CU-compliant, RCM, KC
Table 2 Sample requirements
Details
0.2 to 6 bar (3 to 87 psi)
100 to 150 mL/minute (6 to 9 L/hour)
5 to 45 °C (41 to 113 °F)
Analyzers without cationic pump: 6 to 10 pH
Analyzers with cationic pump: 2 to 10 pH
) Analyzers without cationic pump: Less than 50 ppm
3
Analyzers with cationic pump: Less than 250 ppm
Less than 2 NTU, no oil, no grease
Table 3 Measurement specifications
Details
Sodium ISE (ion specific electrode) electrode and reference electrode with KCl
electrolyte
Analyzers without cationic pump: 0.01 to 10,000 ppb
Analyzers with cationic pump: 0.01 ppb to 200 ppm
Analyzers without cationic pump:
• 0.01 ppb to 2 ppb: ± 0.1 ppb
• 2 ppb to 10,000 ppb: ± 5%
Analyzers with cationic pump:
• 0.01 ppb to 40 ppb: ± 2 ppb
• 40 ppb to 200 ppm: ± 5%
Less than 0.02 ppb or 1.5% (the larger value) with ± 10 °C (50 °F) sample
difference
2
(18 to 16 AWG) wire; 1.0 mm
2
(18 AWG) stranded
2
(24 to 20 AWG)