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Rosemount
Rosemount Model 3900 pH/ORP Sensor
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المعاملات الرئيسية
Measuring range
pH 0–14; ORP −1500 to +1500 mV
Accuracy
Percent linearity over pH range per PDS Table 1 (GPLR glass)
Process connection
Front ¾-in and 1-in MNPT; rear 1-in MNPT
Wetted parts
Ryton PPS body; EPDM O-ring; pH glass; ORP glass+platinum; SST solution ground; PTFE junction
Approvals
CE; ordinary-location NRTL
Type
General-purpose combination pH/ORP sensor (Rosemount 3900 / 3900VP)
| المعامل | القيمة |
|---|---|
| Measuring range | pH 0–14; ORP −1500 to +1500 mV |
| Accuracy | Percent linearity over pH range per PDS Table 1 (GPLR glass) |
| Process connection | Front ¾-in and 1-in MNPT; rear 1-in MNPT |
| Wetted parts | Ryton PPS body; EPDM O-ring; pH glass; ORP glass+platinum; SST solution ground; PTFE junction |
| Approvals | CE; ordinary-location NRTL |
| Type | General-purpose combination pH/ORP sensor (Rosemount 3900 / 3900VP) |
| Process Temperature | −10…+100 °C (14…212 °F) with automatic Pt-100 TC |
| Max Pressure | 100 psig (6.89 barg) at 212 °F; CRN 60 psig |
| Variants | 3900 integral cable; 3900VP Variopol VP8 quick-disconnect |
| Transmitters | Compatible with Rosemount 1066 / 1056 / 1057 / 56 (SMART calibration store) |
| Weight | ~1 lb (shipping ~2 lb) |
| Document | PDS 00813-0100-3900 Rev AD + QSG 00825-0100-3389 |