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For Use In Hazardous Locations
Dwyer IS626系列本质安全压力变送器可以用于精确测量兼容的气体和液体，兼容其316/316L不锈钢湿润部件。系列IS626全尺寸精度为0.25%。为工业环境设计的NEMA 4X (IP66)外壳，该发射机抗冲击和振动的大多数影响。型号可与3'电缆或M-12 4针连接。
IS626是UL列出的用于危险(分类)地点的产品。保护方法为本质安全“ia”。UL根据UL标准913第六版和CSA标准No. 157-92进行了调查。
应用及案例
· Monitoring pressure in hazardous environments
· Process
产品特色
· Exceptional accuracy for insuring tight-control and minimizing costly out of specification conditions
· NEMA 4X rated enclosure provides protection in harsh environments permitting outdoor monitoring or in areas where dust and particulate matter exists
· Robust sensor provides shock and vibration resistance insuring stability in controlling pressure for process applications
Service Compatible gases and liquids
Wetted Materials Type 316, 316L SS
Accuracy 0.25% FS
Temperature Limit 0 to 176°F (-18 to 80°C)
Compensated Temperature Range 0 to 176°F (-18 to 80°C)
Thermal Effect ±0.02% FS/°F (includes zero and span)
Pressure Limits See Catalog page
Power Requirements 10 to 28 VDC
Output Signal 4 to 20 mA
Response Time 50 ms
Loop Resistance 0 - 900 Ω maximum
Current Consumption 38 mA (maximum)
Electrical Connections 3 ft. cable or 4-pin M-12 Connector
Process Connection 1/4" male/female NPT and BSPT
Enclosure Rating NEMA 4X (IP66)
Mounting Orientation Mount in any position
Weight 8.9 oz (252 g)
Agency Approvals CE, cULus Intrinsically Safe to UL Standard 913
For use in Hazardous (Classified) Locations:
Class I Div. 1 Groups A,B,C,D; Class II Div. 1 Groups E,F,G; Class III Div. 1.
Temperature Code: T4 @ 80°C ambient.
Install in accordance with control drawing 01-700797-00.
WARNING: To prevent ignition of flammable or combustible atmospheres, disconnect power before servicing. Use with approved safety barriers using entity evaluation.
image | Model Number | Description |
A-295 | Female four pin M-12 to cable gland connector. | |
A-231 | 16' (5 m) shielded cable with 4 pin female M-12 connection. | |
A-251 | Pressure snubber, brass, 1/4" male/female BSPT. | |
A-257 | Pressure snubber, 316 SS, 1/4" male/female BSPT. | |
MTL7706 | Intrinsically safe zener barrier. |
Model | Description |
IS626-07-GH-P1-E1-S1 | Intrinsically safe pressure transmitter, 15 psi pressure range, 4-20 mA output, 1/4" NPTM, general purpose housing. |
IS626-08-GH-P1-E1-S1 | Intrinsically safe pressure transmitter, 30 psi pressure range, 4-20 mA output, 1/4" NPTM, general purpose housing. |
IS626-09-GH-P1-E1-S1 | Intrinsically safe pressure transmitter, 50 psi pressure range, 4-20 mA output, 1/4" NPTM, general purpose housing. |
IS626-10-GH-P1-E1-S1 | Intrinsically safe pressure transmitter, 100 psi pressure range, 4-20 mA output, 1/4" NPTM, general purpose housing. |
IS626-13-GH-P1-E1-S1 | Intrinsically safe pressure transmitter, 300 psi pressure range, 4-20 mA output, 1/4" NPTM, general purpose housing. |
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