540-100N | Siemens TEC Terminal Box Controller
Siemens · PLCs & Industrial Controllers
Description The Siemens 540-100N is a reliable Terminal Equipment Controller (TEC) designed for efficient zone-level control in HVAC systems. With its solid-state digital outputs and rugged build, the controller is ideal for terminal box applications requiring discrete, isolated signal switching in commercial environments. Technical Specifications Condition New/Never Used Surplus Brand Siemens Category PLCs and Accessories Part Number 540-100N Subcatecory PLC Expansion Modules Digital Outputs 6 DO, 24 VAC, solid-state, optically isolated Analog Outputs N/A Output Rating 0.5 A per DO Operating Voltage 4 VAC ±20%, 50/60 Hz Power Consumption 3 VA base + 12 VA per DO Operating Temperature 32°F to 122°F (0°C to 50°C) Humidity Range 5% to 95% RH (non-condensing) Dimensions (W x L x H) 4-1/8" x 7-3/4" x 1-1/2" Weight 3 lbs (1.35 kg) Information About 540-100N The 540-100N offers 6 digital outputs (DO) using optically isolated solid-state switches, rated for 24 VAC at 0.5 A per channel. The device operates on 24 VAC ±20% power and supports 50/60 Hz systems, making it compatible with international building standards. The unit's power consumption is 3 VA plus 12 VA per digital output, accommodating low power loads while maintaining reliable switching performance. Key Features: 6 Digital Outputs: Supports isolated solid-state switching for HVAC zone equipment like dampers or fans. 24 VAC Operation: Compatible with common low-voltage building automation systems. Rugged Environmental Support: Operates effectively in broad temperature and humidity ranges typical of mechanical rooms. Low Power Consumption: Efficient design with only 3 VA base load plus 12 VA per active digital output. Compact Enclosure: Streamlined form factor for space-constrained installations. The Siemens 540-100N is ideal for terminal box applications in HVAC systems, such as variable air volume (VAV) or fan coil units, offering straightforward and reliable control integration.
Brand: Siemens · Category: PLCs & Industrial Controllers
Key features
- 6 Digital Outputs: Supports isolated solid-state switching for HVAC zone equipment like dampers or fans.
- 24 VAC Operation: Compatible with common low-voltage building automation systems.
- Rugged Environmental Support: Operates effectively in broad temperature and humidity ranges typical of mechanical rooms.
- Low Power Consumption: Efficient design with only 3 VA base load plus 12 VA per active digital output.
- Compact Enclosure: Streamlined form factor for space-constrained installations.
Specifications
| Manufacturer part number | 540-100N |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | PLCs and Accessories |
| Part Number | 540-100N |
| Subcatecory | PLC Expansion Modules |
| Digital Outputs | 6 DO, 24 VAC, solid-state, optically isolated |
| Analog Outputs | N/A |
| Output Rating | 0.5 A per DO |
| Operating Voltage | 4 VAC ±20%, 50/60 Hz |
| Power Consumption | 3 VA base + 12 VA per DO |
| Operating Temperature | 32°F to 122°F (0°C to 50°C) |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Dimensions (W x L x H) | 4-1/8" x 7-3/4" x 1-1/2" |
| Weight | 3 lbs (1.35 kg) |
| Product type | PLC Expansion Modules |
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