Clean Air Module (Standard / High Flow Type), LLB Series – Bộ lọc khí SMC
Product Description
– Bộ lọc khí SMC
Modularized (reduces piping labor hours / saves space) to allow clean air to be obtained easily.
[Features]
· Filtration: 0.01 μm (filtration efficiency 99.99%).
· Fluid contact space: Grease-free, silicone-free.
· Available in 24 variations of combinations.
· Built-in single-action fittings.
· Can be fitted with pressure gauge / pressure switch (separate purchase).
· RoHS compliant.
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Clean Air Module, LLB Series Specifications – Bộ lọc khí SMC
LLB3 external appearance
LLB4 external appearance
Clean Air Module Common Specifications
| Model | LLB3 | LLB4 | ||
|---|---|---|---|---|
| Applicable Fluid | Clean Air, N2gas (Inlet air conditions equivalent to ISO 8573-1 and quality class 1.4.1 to 1.6.1)*3 | |||
| Maximum Operating Pressure | 0.7 MPa | |||
| Set Pressure | 0.05 to 0.4 MPa | |||
| Withstand Pressure | 1.0 MPa | |||
| Working Fluid Temperature | 5℃ to 45°C (no freezing) *Guaranteed range of digital flow switch: 15 to 35°C. |
|||
| Ambient Temperature | ||||
| Flow Rate Range*1 | 5 to 100 L/min (ANR) | 50 to 500 L/min (ANR) | ||
| Filtration*2 | 0.01 μm (filtration efficiency 99.99%) | |||
| Fluid Contact Space | – | Grease-free, silicone-free | ||
| Material | Body | PBT | ||
| Module Connection Packing | FKM | |||
| Single-Action Fitting Packing | EPDM | |||
*1: The maximum flow rate varies depending on set pressure. Refer to “Flow Rate Characteristics” graph for details.
*2: Measured under manufacturer’s specified conditions.
*3: Refer to Operating Environment (catalog p. 344).
Digital Flow Switch Unit Specifications
| Model | LLB3 | LLB4 | ||
|---|---|---|---|---|
| Detection Type | Heat type | |||
| Measured Flow Rate Range | 5 to 100 L/min | 50 to 500 L/min | ||
| Minimum Unit Setting | 1 L/min | 5 L/min | ||
| Accumulated Pulse Flow Rate Exchange Value (Pulse Width: 50 [ms]) | 1 L/pulse | 5 L/pulse | ||
| Accumulated Flow Rate Range | 0 to 999,999 L | |||
| Linearity | ±5% F.S. or less (15 to 35°C, 25°C reference) | |||
| Repeatability | ±2% F.S. or less | |||
| Temperature Characteristics | ±5% F.S. or less (15 to 35°C, 25°C reference) | |||
| Specifications | Switch Output | – | NPN or PNP open collector output | |
| Maximum Load Current | 80 mA | |||
| Maximum Applied Voltage | 30 V DC (at NPN output) | |||
| Internal Voltage Drop | NPN output: 1 V or less (at 80 mA) PNP output: 1.5 V or less (at 80 mA) | |||
| Analog Output | Voltage Output | Output voltage 1 to 5 V | ||
| Allowable load resistance 100 kΩ or more | ||||
| Current Output | Output current 4 to 20 mA | |||
| Allowable load resistance 300Ω or less (12 V DC), 600Ω or less (24 V DC) | ||||
| Status LEDs | When turned ON, OUT1: Green, OUT2: Red (where output is analog, OUT1 only) | |||
| Response Time | 1S or less | |||
| Power Supply Voltage | 12 to 24 V DC (Ripple ±10% or less) | |||
| Current Consumption | 160 mA or less | 170 mA or less | ||
| Withstand Voltage | 1,000 V AC, for 1 minute between external terminal and case | |||
| Insulation Resistance | 50 MΩ or more (500 V DC measured with megohmmeter) between external terminal and case | |||
| Noise Resistance | 1,000 V p-p, pulse width 1 μs, rise time 1 ns | |||
| Lead Wire | Lead wire with connector | |||
| Enclosure | IP65 | |||
| Fluid Contact Space Material | Mesh | SUS | ||
| Sensor Housing | PBT | |||
| Sensor | Lead glass (RoHS-exempt material) | |||
| Ptlr | ||||
| FeNl | ||||
ON/OFF Valve Unit Specifications
| Model | LLB3 | LLB4 | |
|---|---|---|---|
| Pilot Pressure (ON/OFF Valve Operating Pressure) | 0.4 to 0.5 MPa | ||
| Back Pressure | 0.4 MPa or less | ||
| Valve Type | N.C. | ||
| Orifice Diameter | 4 mm | 8 mm | |
| Cv Factor | 0.35 | 1.7 | |
| Fluid Contact Space Material | Diaphragm | PTFE | |
| Valve Leakage | 1 cm3/min (ANR) or less | ||
Filter Unit Specifications
| Model | LLB3 | LLB4 | |
|---|---|---|---|
| Filtration*1 | 0.01 μm (filtration efficiency 99.99%) | ||
| Element Proof Differential Pressure*2 | 0.5 MPa | ||
| Processing Flow Rate | Up to 100 L/min (ANR) | Up to 500 L/min (ANR) | |
| Fluid Contact Space Material | Filter Case | PC | |
| Hollow Fiber | PP | ||
| Potting | PU | ||
*1: Measured under manufacturer’s specified conditions.
*2: This means that the element will not break at 0.5 MPa. Refer to installation precautions prior to use.
Pressure Reducing Valve Unit Specifications
- Relief mechanism: LLB3, LLB4 / Non-relief
- Fluid contact space material (Diaphragm): LLB3, LLB4 / FKM
Throttle Valve Unit Specifications
- Cv factor: LLB3 / 0.28, LLB4 / 1.4
- Number of needle rotations: LLB3 / 8 rotations, LLB4 / 10 rotations
- Fluid contact space material (needle): LLB3, LLB4 / SUS
Product Outline Dimensional Drawing
(Unit: mm)
LLB3-1-P□R□V□SF dimensional drawing
*Cannot be used. If a pressure gauge, etc. is screwed in, there is risk of damage.
(Unit: mm)
LLB4-1-P□R□V□SF dimensional drawing
*Cannot be used. If a pressure gauge, etc. is screwed in, there is risk of damage.
Component Parts
LLB Series component parts
| No. | Description | Note | |
|---|---|---|---|
| 1 | Clean regulator ass’y | – | – |
| 2 | Pressure outlet port ass’y | – | – |
| 3 | ON/OFF valve ass’y / Air operated valve | Without flow adjuster | – |
| With flow adjuster | – | ||
| ON/OFF valve ass’y / Manual operation valve | – | – | |
| 4 | Throttle valve ass’y | – | – |
| 5 | Digital flow switch ass’y | 5 to 100 L/min | With L-type connector With lead wire (3 m) |
| 50 to 500 L/min | |||
| 6 | Clean air filter ass’y | øWith 10-mm diameter fitting | With single-action fitting |
| Rc 1/4 | Threaded type | ||
| NPT 1/4 | |||
| øWith 10-mm diameter pipe fitting, with differential pressure gauge | With single-action fitting | ||
| Rc 1/4, with differential pressure gauge | Threaded type | ||
| NPT 1/4, with differential pressure gauge | |||
| Replacement element | – | ||
| 7 | End plate ass’y | øWith 10-mm diameter fitting | With single-action fitting |
| Rc 1/4 | Threaded type | ||
| NPT 1/4 | |||
| øWith 12-mm diameter fitting | With single-action fitting | ||
| Rc 3/8 | Threaded type | ||
| NPT 3/8 | |||
*Each module comes with 2 connection fittings.
Product Flow Rate Characteristics
Standard type (100 L/min)
LLB3-1-P1R1VSF flow rate characteristics graph (number of needle rotations)
LLB3-1-P1R1VSF flow rate characteristics graph (fluid pressure)
High Flow Type (500 L/min)
LLB4-1-P1R1VSF flow rate characteristics graph (number of needle rotations)
LLB4-1-P1R1VSF flow rate characteristics graph (fluid pressure)
Test Conditions
Product models: LLB3-1-P1R1VSF and LLB4-1-P1R1VSF
Supplied pressure: 0.5 MPa
Pressure setting conditions and measured position: Pressure is set by turning the regulator knob with ON/OFF valve turned off.
Pressure is measured at the pressure outlet port.
Installation diagram based on test conditions
Precautions
- *Ensure that you read the specific product precautions prior to use.
- *See the manufacturer’s catalog for product information other than the above.
- *Product pictures are example representations for the product series. Please be aware that actual product specifications may be different.
Design and Selection
- *Confirm the specifications: Give due consideration to the operating conditions such as the application, fluid and environment, and use within the operating ranges specified in the manufacturer’s catalog.
- *Ensure sufficient maintenance space: Provide the required space for maintenance inspection.
- *Fluid pressure range: Supplied fluid pressure must be within the operating pressure range specified in the manufacturer’s catalog.
Mounting
- *If air leakage increases, or equipment does not operate correctly, stop use immediately.
- *After mounting, perform suitable function and leak testing to confirm that the mounting is correct.
Basic Information
| Compressed Air Quality | General Dry Air |
|---|
LLB3-1-P1F
LLB3-1-P1F1
LLB3-1-P1R1F
LLB3-1-P1R1F1
LLB3-1-P1R1SF
LLB3-1-P1R1V1F
LLB3-1-P1R1V1SF
LLB3-1-P1R1V1SF1
LLB3-2-F
LLB3-2-F1
LLB3-2-P1R1F
LLB3-2-P1R1SF
LLB3-2-P1R1V1F
LLB3-2-P1R1V1F1
LLB3-2-P1R1V1SF
LLB3-2N-P1R1V1SF1
LLB3-2N-P1RVF
LLB3-2N-P3R1VSF
LLB3-2N-P6VSF
LLB3-2N-R1SF1
LLB3-2N-R1VSF
LLB4-1-P1F
LLB4-1-P1R1F
LLB4-1-P1R1SF
LLB4-1-P1R1V1F
LLB4-1-P1R1V1SF
LLB4-1-P1R1V2F
LLB4-1-P1R1V2SF
LLB4-3-F
LLB4-3-P1F
LLB4-3-P1R1F
LLB4-3-P1R1SF
LLB4-3-P1R1V1F
LLB4-3-P1R1V1SF
LLB4-3-P1R1V2F
LLB4-3-P1R1V2SF
LLB4-3N-P1RVF
LLB4-3N-P1RVSF
LLB4-3N-R1F
LVB2-3-1
LVB2-3-2
LVB2-4
LVB3-1
LVB3-2
LVB3-6-1
LVB3-6-2
LVB3-6-3
LVB3-6-4
LVB3-6-5
LVB3-6-6
LVB3-7-2
LVB3-7-2-1
LVB3-7-3
LVB3-7-3-1
LVB4-1
LVB4-2
LVB4-3
LVB4-3-1
LVB4-3-2
LVB4-4
LVB4-6-1
