Thông số kỹ thuật:
- C1-75: Minimum specific gravity 0.75. Process pressure 1250 psig (86 bar) at 100°F (38°C), to 650°F (345°C). 750 psig (52 bar) at 750°F (400°C).***
***Heat fins and/or high temperature switches should be considered for process temperatures above 500°F (260°C).
- Temperature Limit: Ambient Temperature: 212°F (100°C); Process Temperature: 750°F (400°C).***
***Heat fins and/or high temperature switches must be used for process temperatures above 500°F (260°C).
- Switch Types: Snap action or mercury.
- Electrical Rating: See Model Chart.
- Wiring Connections: G, WT or E enclosure, terminal block. EV enclosure 189 (460 mm) leads.
- Process Connections: Combination 1" NPT/socket weld hubs or flanges. See model chart.
- Wetted Parts: C1 construction, carbon steel, 303SS, 304SS, 316SS, 430SS. (Optional 316SS with 430SS).
- Enclosures: G painted steel and aluminum. WT, painted steel, aluminum and neoprene. E, aluminum. EV, aluminum, neoprene.
- Weight: 251: 40 lb (18 kg); 253: 50 lb (22.7 kg); 254: 57 lb (25.8 kg).
Suggested Specifications: Liquid level control shall be 251 (253) (254) Series with combination 1" NPT/socket weld hubs (flanged) process connections. Chamber shall be welded carbon steel (316SS) suitable for operation at 1250 psig (86 bar) at 100°F (38°C) to 650°F (345°C), 750 psig (52 bar) at 750°F (400°C) at a minimum specific gravity of 0.75. Circuit shall be (hermetically sealed) snap action (mercury) switch (SPST) (SPDT) (DPDT). Enclosure shall be general purpose (weather proof) (explosion-proof) (explosion-proof – vapor proof). Switch mechanism shall be gravity return and shall be activated by a stainless steel float.
