Thông số kỹ thuật:
- C1-60: Minimum specific gravity 0.60; Process pressure 600 psig (41 bar) at 100°F (38°C), 550 psig (38 bar) at 475°F (246°C).
- C1-75: Minimum specific gravity 0.75; Process pressure 1000 psig (69 bar) at 100°F (38°C), 850 psig (59 bar) at 475°F (246°C).
- Temperature Limit: Ambient Temperature: 212°F (100°C); Process Temperature: up to 475°F (246°C).
- Switch Type: Snap action or mercury switch.
- Electrical Rating: See Model Chart.
- Wiring Connections: G, WT or E enclosure, terminal block. EV enclosure, 18" (460 mm) leads.
- Process Connections: 1" NPT standard (socket weld hubs or flanges optional). See Model Chart.
- Enclosures: G, painted steel and aluminum. WT, painted steel, aluminum and neoprene. E, aluminum. EV, aluminum and neoprene.
- Wetted Parts: Chamber, carbon steel. Trim 316SS, 303SS, 304SS and 430SS.
- Weight: 221: 60 lb (27 kg); 223: 70 lb (32 kg); 224: 77 lb (35 kg).
Suggested Specifications: Liquid level control shall be 221 (223) (224) Series with flanged carbon steel chamber, and removable float. Process connections shall be 1" NPT (socket weld hubs) (flanged). Control shall be suitable for operation at 600 psig (41 bar) at 100°F (38°C), and 550 psig (38 bar) at 475°F (246°C) with a minimum specific gravity of 0.60 (C1-60); or 1000 psig (69 bar) at 100°F (38°C), and 850 psig (59 bar) at 475°F (246°C) with a minimum specific gravity of 0.75 (C1-75). Circuit shall be (hermetically sealed) snap action (mercury) switch (SPST) (SPDT) (DPDT) with fixed deadband. Switch mechanism shall be gravity return and shall be activated by a stainless steel float. Enclosure shall be gen eral purpose, (weatherproof) (explosion-proof) (explosionproof – vapor proof).
