Siemens 243 Switching Relay
Switching Relay
243
The 243 Switching Relay is a compact three-way air valve that can be used to perform a variety of switching and diverting functions
• Adjustable changeover pressure
• Factory calibrated at 9 psi (62 kPa) for most applications
• 1/8 NPT threaded ports
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| Cat # | Descriptions |
| 243-0001 | Switching Relay |
| Maximum Instrument Air Supply: | 30 psi (207 kPa) | |
| Changeover Range: | 3 to 25 psi (21 to 172 kPa) | |
| Standard Changeover Setting: | 9 psi (62 kPa) | |
| Changeover Differential (nominal): | 1.5 psi (10.3 kPa) | |
| Ambient Temperature: | Maximum | 160°F (71.1°C) |
| Minimum | -20°F (-28.8°C) | |
| Air Connection: | 1/8" NPT | |
| Adjustable Changeover Range: | 0 to 25 psi (0 to 172 kPa) | |
| Changeover Differential: | 1.5 psi (10 kPa) nominal | |
| Standard Changeover Settings: | 9 psi (62 kPa) | |
| Nominal Capacity @ 2 psi∆P: | A Port | 800 scim |
| B Port | 1100 scim | |
| Shipping Weight: | 2.0 lb. (0.9 kg) | |
