Switch adopts thermometer bulb sensor. Can be used to test neutral medium. The Set Point is adjustable, the adjustable range is from -20 to +70º C
Switching element: Microswitch
Ambient Temperature: -25º Cto Max. Allowable temperature(see the below table)
Protection Class of Housing: IP65(accord with DIN40050)
Anti-vibration: 540/7T: 40m/s2
540/7TK: 20m/s2
Repeatability: ≤ 3%
Electrical Rating: AC220V 6A(resistance)
| 540/7T Dead Band Non-adjustable |
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| Set Point Adjustable Range º C | Dead Band No Greater than | Max. Allowable Temperature º C | Weight Kg | Outline Dimension Sketch No. | Order Content No. |
| Set Point Range Lower limit º C | Set Point Range Upper Limit º C |
| -20~+30 | 3.0 | 1.5 | +40 | 0.8 | 01 | 0891100 |
| 0~+50 | 1.5 | 1.5 | +65 | 0.8 | 01 | 0891200 |
| +20~+70 | 2.0 | 1.5 | +85 | 0.8 | 01 | 0891300 |
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| 540/7T Dead Band Adjustable |
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| Set Point Adjustable Range º C | Dead Band No Greater than | Max. Allowable Temperature º C | Weight Kg | Outline Dimension Sketch No. | Order Content No. |
| Set Point Range Lower limit º C | Set Point Range Upper Limit º C |
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| -20~+30 | 4.5~20 | 2.0~8 | +40 | 0.85 | 01 | 0890100 |
| 0~+50 | 3.0~20 | 2.0~8 | +65 | 0.85 | 01 | 0890200 |
| +20~+70 | 3.5~25 | 2.0~10 | +85 | 0.85 | 01 | 0890300 |
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| 540/7TK Dead Band Non-adjustable (Narrow Dead Band) |
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| Set Point Adjustable Range º C | Dead Band No Greater than | Max. Allowable Temperature º C | Weight Kg | Outline Dimension Sketch No. | Order Content No. |
| Set Point Range Lower limit º C | Set Point Range Upper Limit º C |
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| -20~+30 | 2.0 | 1.2 | +40 | 0.8 | 01 | 0891107 |
| 0~+50 | 1.2 | 1.2 | +65 | 0.8 | 01 | 0891207 |
| +20~+70 | 1.7 | 1.2 | +85 | 0.8 | 01 | 0891307 |
Changzhou Tianli Controller Manufacturing Co., Ltd.Is a ISO9001:2000 proved high-Tech.Enterprise.We are professional in manufacturing products includes:Pressure/Differential Transmitters, Indicating Pressure Switches, Two-level Pressure Switches, Stainless Pressure Gauges, Shakeproof Pressure Gauge, etc.We serve a countrywide market of oil and gas, chemical, petrochemical, chemical fiber, power industries, metallurgy, medical, light industry, telecommunication industries and Self-check & Control center of refregrating equipment, Self-alarm in process application and protection.Our brand "Tianxiang" is recogonized as high accuracy, High quality, reliability and varietal of specifications by the customers.
Since the company was founded in 1984, Tianli's dedicated in producing high quality products, continually technical innovation.Our typical products could normally meets your requirements, meanwhile, we have ability in designing customized.We purse a Customer-oriented service philosophy.We make it our business to continuously improve our service and product strategies to be responsive to customer requirements.
We sincerely hope to cooperate users and friends worldwide, please feel wecome to call us or send e-mail to us.
