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Overview
Featuring a triple-junction design with ion traps, reference shielding and Viton® Extreme O-ring protection, the 500 PRO provides enhanced poisoning resistance and chemical protection, extending operational lifetime without compromising performance.
Benefits
The 500 PRO sensor provides:Increased efficiency
* Propriety high-performance glassware formulations provide the highest level of reliability and responsiveness
* Close-coupled temperature measurement ensures high accuracy even with rapid temperature changes
Dependable performance
* Triple junction design with ion-trap and reference shielding provides enhanced poisoning resistance
* Unique tertiary cellular junction matrix slows poisoning effects, maximizing sensor lifetime
* ATEX/IECEx certified for use in hazardous areas
* Robust PVDF ¾ inch NPT body provides superior mechanical and chemical resistance
* Each electrode is manufactured to the highest quality standards and provided with a calibration certificate
Modular design
* Universal ¾ inch NPT design for simplified mounting
* Available in a range of detached or integral cabling options
Specification
|
item
|
value
|
|
accuracy
|
±0.1 pH
|
|
type
|
Digital pH Meter
|
|
place of origin
|
Switzerland
|
|
warranty
|
1 years
|
|
customized support
|
OEM
|
|
brand name
|
ABB
|
|
model number
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500 PRO APS521
|
|
material
|
PVDF
|
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size
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22.2mm
|
|
Display Type
|
NO
|
|
Measurement range
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pH 0 to 14 pH Redox (ORP) -2000 to 2000 mV
|
|
Process temperature
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-5 to 105 °C (23 to 221 °F)
|
|
Pressure range
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0 to 10 bar (145 psi) @ 25 °C (77 °F)
|
|
Recommended minimum sample conductivity
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50 μS/cm
|
|
pH glass
|
High-performance (S) glass (bullet)
High performance (S) glass (flat) Low temperature (LT) glass (bullet) High temperature (HT) glass (bullet) Hydrofluoric acid-resistant (HF) glass (bullet) |
|
Redox (ORP)
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Platinum
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|
Reference system
|
Ag/AgCl with triple junction, KCl gel electrolyte plus ion trap
|
|
Reference junction
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Porous PTFE and Viton Extreme O-rings
|
|
Connection type
|
BNC + Molex Tagged VarioPin
|
|
Process connections
|
¾ inch NPT
|
|
Approvals, certification and safety
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* ATEX/IECEx
Certificate numbers: IECEx BAS 18.0047X Bassefa18ATEX0071X Entity parameters: Ui = 15.0 V Ii = 20 mA Ci = 5 NF Li = 30 uH * CE Mark Covers EMC+LV directives (including latest version of EN61010) * Regulation 31 Drinking water approval: Complies to DWI Regulation 31(4)(b) Additional tests: BS6920 parts 2.2 and 2.4 on all wetted parts * EMC Meets requirements of IEC61326 for an industrial environment * CRN Approval Maximum allowable working pressure (MAWP): 5.58 bar (81 psi) Design temperature: -5 ⁰C to + 105 ⁰C (+23 ⁰F to +221 ⁰F) CRN number 0F22557 Certificate no. Sira MC220375/00 * MCERTS Certificate no. Sira MC220375/00 |
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Cable
|
VarioPin connector IP rating
IP67/NEMA 6P
VarioPin cable options 1, 3, 5, 10, 15, 30 m (3.3, 9.8, 16.4, 32.8, 49.2, 98.4 ft)
BNC or tagged leads options
1, 3, 5, 10 m (3.3, 9.8, 16.4, 32.8 ft)
Maximum length
Up to 30 m (98.4 ft)
VarioPin Up to 10 m (32.8 ft) BNC or tagged leads
|
|
Wetted materials
|
Electrode body
PVDF (Kynar)
Reference junction system
Porous PTFE and Viton™ Extreme™ O-rings
Measure system
pH: Glass
ORP:Platinum
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