Product Description
Signet 2839-2842 Conductivity/Resistivity Electrodes are suitable for a wide variety of applications ranging from high purity water quality monitoring to weak acids and bases. The PEEK insulator and process connections are injection over-molded to minimize variance between electrodes.
Product Information
General | ||||
Operating Range | ||||
| 2839 | 0.055 to 100 μS | 0.02 to 50 ppm | 18.2 MΩ to 10 KΩ |
2840 | 1 to 1,000 μS | 0.5 to 500 ppm | 1 MΩ to 1 KΩ | |
2841 | 10 to 10,000 μS | 5 to 5,000 ppm | ||
2842 | 100 to 200,000 μS | 50 to 100,000 ppm | ||
Cell Constant Accuracy | ±2% when the information provided on the certificate of calibration is entered into the transmitter/meter or when wet calibrated with a traceable standard. | |||
Dual-Threaded | -1V versions: 3/4 in. NPT | |||
-1VD versions: ISO 7/1-R 3/4 | ||||
Cable Length | standard | 4.6 m (15 ft) | ||
maximum | 30 m (100 ft) all sensors when used with the 9900, 9950 and direct conductivity/resistivity modules | |||
0.01 cells | 4.6 m (15 ft) when used with 2850* | |||
Temperature Element | Pt1000 | |||
Temp. Response, t | ||||
| 0.01 cell | 5 sec. | ||
0.10 cell | 10 sec. | |||
1.0 cell | 20 sec. | |||
10.0 cell | 30 sec. | |||
Temperature Accuracy | ±0.5 °C | ±0.9 °F | ||
Wetted Materials | ||||
Internal O-ring (2841 and 2842) | FKM | |||
Insulator Material | PVDF | |||
Electrode Material | 316 SS | |||
Threaded Process Connection | PVDF | |||
Max. Temperature/Pressure Rating | ||||
| 131 °C @ 2.76 bar | 268 °F @ 40 psi | ||
Storage Temperature | -20 °C to 131 °C | -4 °F to 268 °F | ||
Shipping Weight | ||||
2839 | 0.34 kg | 0.74 lb | ||
2840, 2841, 2842 | 0.30 kg | 0.66 lb | ||
Standards and Approvals | ||||
| RoHS compliant, China RoHS | |||
Manufactured under ISO 9001 for Quality and ISO 14001 for Environmental Management and OHSAS 18001 for Occupational Health and Safety |
Product Photo
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Related Product Recommendation:
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3-8051 | 3-2841-1 | 3-8150-P0 |
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3-8510-T0 | 3-3719-21 | P525-2S |
3-2820-T1 | 3-2450-7U | P525-2S |
Cooperative Brand
(DCS)
ABB / TRICONEX / FOXBORO/ I/A / HONEYWELL / TDC2000/3000 / YOKOGAWA / BENTLY NEVADA
(PLC)
B&R / ALLEN BRADLEY / BECKHOFF / HONEYWELL / OMRON / SIEMENS
(SENSOR)
IFM / SICK/ P+F/ WENGLOR / BAUMER / LEUZE / HOLLY/ SYSHOKUYO / EUCHNER
(CONNECTOR)
HARTING / PHOENIX CONTACT/ WEIDMUELLER
(VALVE)
SMC / FESTO / +GF+.......
(INSTRUMENT)
+GF+ /E+H / HITACHI / ROSEMOUNT
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