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- AC125/250V 5A
- DC 30V 5A
- PRESSURE: 0.2 ~ 1 kg/cm² G
In stock
ℹ️ Additional Information
| Condition |
USED/GOOD WORKING CONDITION |
|---|---|
| Manufacturer |
SMC |
| Product Code |
100.199.00264 |
📦 Guarantee Terms
🗂️ Product Files
🖹 Description
The pressure switch IS100 series can be utilized for automatic air pressure control in a wide variety of fields, such as industrial machinery or chemical plant.
Pressure adjustment range: 0.02 to 0.1 MPa
Electric wiring: Various wiring and entry methods can be selected.
Mechanical service life: 100,000 cycles
This is a mechanical pressure switch — very similar to the previous SMC 1502, but a different model.
The mechanical pressure switch model IS113 by SMC Corporation is a reliable and compact device designed for monitoring and controlling low-pressure systems. Similar in function to other pressure switches like the SMC 1502, this model is specifically optimized for low-pressure applications, making it ideal for pneumatic systems and automation tasks.
What It Is
The SMC IS113 is a mechanical pressure switch that detects pressure levels within a system and activates or deactivates an electrical contact when a preset threshold (setpoint) is reached. It operates using a diaphragm and spring mechanism, without the need for complex electronics.
What It Does
This device provides simple but essential control functionality:
- Monitors system pressure continuously
- Switches electrical contacts ON/OFF at a defined pressure level
- Sends signals to relays, PLCs, or control systems
It is commonly used for automation, safety, and basic control logic.
Design and Components
The IS113 features a durable industrial design:
- Top housing: Contains diaphragm and spring mechanism
- Bottom port: Connects to the pressure line
- Side housing: Electrical connection for switch contacts
- Metal body: Ensures robustness in industrial environments
How It Works
The operating principle is straightforward:
- Pressure enters through the bottom port
- The diaphragm responds to pressure changes
- When the pressure reaches the setpoint, the internal switch toggles
- An electrical signal (ON/OFF) is sent to the control system
Technical Specifications
- Pressure range: 0.2 – 1 kg/cm² (low-pressure range)
- Electrical rating:
- AC 125/250V, 5A
- DC 30V, 5A
Typical Applications
The SMC IS113 is widely used in:
- Pneumatic systems
- Compressor control circuits
- Low-pressure monitoring applications
- Safety interlock systems
Advantages
- Simple and reliable operation
- Ideal for low-pressure environments
- Rugged and durable construction
- Easy installation and adjustment
In Simple Terms
Think of the SMC IS113 as a “low-pressure ON/OFF switch” used for automation and safety in industrial systems.
Comparison with Other Pressure Switches
| Device | Type | Use |
| DUNGS LGW | Gas pressure switch | Burner safety |
| Differential switch | ΔP switch | Filter monitoring |
| SMC 1502 | General pressure switch | Automation |
| SMC IS113 | Low-pressure switch | Pneumatic systems |
Role in a Control System
Pressure line → Pressure switch → Relay / PLC → Start/Stop or Alarm
Big Picture
The SMC IS113 belongs to the basic control and protection layer of industrial automation, providing simple ON/OFF logic for system control.











