Implementing 3-Switch XOR Ladder Logic with Internal Bit
Implement a 3-SPST switch XOR light circuit in LogixPro or RSLogix 500 using an internal relay bit. Includes truth tables, boolean equations, and verified.
Integrating directly into Sysmac control architectures via the high-speed NX I/O bus, the Omron NX-TC3406 provides high-precision multi-loop thermal management across four independent channels. This high-density temperature control module accommodates a diverse range of thermocouple and Pt100 inputs, delivering isolated signal processing with a rapid 50 ms conversion time. Designed to handle both heating and cooling processes, the unit features four integrated PNP/PWM outputs rated at 21 mA per point at 24 VDC. Wiring complexity is minimized through dual detachable Push-In Plus terminals, optimizing installation density in compact control panels.
| Parameter | Specification |
|---|---|
| Manufacturer | Omron |
| Model | NX-TC3406 |
| Module Type | Temperature Control Unit (4-Channel Type) |
| Control Loops | 4 loops (Heat or Cool control) |
| Analog Inputs (Temperature) | 4 isolated inputs (B, C [WRe5-26], E, J, JPt100, K, L, N, P [PLII], Pt100, R, S, T, U) |
| Digital Outputs | 4 outputs (PNP, PWM type, 24 VDC, 21 mA per point) |
| Conversion Time | 50 ms per unit |
| System Interface | NX I/O Bus (Sysmac architecture) |
| Terminal Block Type | Push-In Plus terminals (2 detachable connectors) |
| Degree of Protection | IP20 |
| Dimensions (H x W x D) | 100 mm x 24 mm x 80 mm |
| Net Weight | 140 g |
| Shipping Weight | 1 kg |
The NX-TC3406 belongs to the high-performance family of NX temperature controllers. Unlike the 2-loop NX-TC2405, this model supports 4 separate loops, making it ideal for dense machinery configurations. It lacks internal heater burnout detection; if your process requires active current monitoring of the heater load, specify the NX-TC3405 or NX-TC3407 models instead. It maintains backward compatibility with all standard NX-series EtherCAT Couplers and Sysmac Studio configurations, provided the device description files (ESI) are updated to matching firmware revisions.
When configuring the PWM digital outputs for solid-state relay (SSR) control, ensure the duty cycle frequency does not exceed the thermal responsiveness of your heater load. While the 50 ms conversion time provides outstanding control speed, placing high-current power cables adjacent to the thermocouple input wiring can induce electromagnetic noise, leading to fluctuating PV (Process Value) readings. Keep low-voltage thermocouple runs physically segregated from high-power distribution lines.
To ensure the internal Cold Junction Compensation (CJC) sensor functions accurately, avoid mounting heat-generating devices directly below the NX-TC3406 within the DIN rail layout. Always use shielded, twisted-pair compensation cables matching the thermocouple type, and terminate the shield ground on the specified ground bar rather than the module frame. Ensure that wire ferrule lengths conform exactly to the Push-In Plus terminal depth to prevent loose terminal connections.
Disconnect all primary and auxiliary power sources from the NX bus and output terminal circuits before installing, removing, or wiring the module. Failure to isolate power can result in permanent damage to the internal isolation barrier, invalidating safety ratings and potentially causing electrical shock or operational failures.
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Integrating directly into Sysmac control architectures via the high-speed NX I/O bus, the Omron NX-TC3406 provides high-precision multi-loop thermal management across four independent channels. This high-density temperature control module accommodates a diverse range of thermocouple and Pt100 inputs, delivering isolated signal processing with a rapid 50 ms conversion time. Designed to handle both heating and cooling processes, the unit features four integrated PNP/PWM outputs rated at 21 mA per point at 24 VDC. Wiring complexity is minimized through dual detachable Push-In Plus terminals, optimizing installation density in compact control panels.
| Parameter | Specification |
|---|---|
| Manufacturer | Omron |
| Model | NX-TC3406 |
| Module Type | Temperature Control Unit (4-Channel Type) |
| Control Loops | 4 loops (Heat or Cool control) |
| Analog Inputs (Temperature) | 4 isolated inputs (B, C [WRe5-26], E, J, JPt100, K, L, N, P [PLII], Pt100, R, S, T, U) |
| Digital Outputs | 4 outputs (PNP, PWM type, 24 VDC, 21 mA per point) |
| Conversion Time | 50 ms per unit |
| System Interface | NX I/O Bus (Sysmac architecture) |
| Terminal Block Type | Push-In Plus terminals (2 detachable connectors) |
| Degree of Protection | IP20 |
| Dimensions (H x W x D) | 100 mm x 24 mm x 80 mm |
| Net Weight | 140 g |
| Shipping Weight | 1 kg |
The NX-TC3406 belongs to the high-performance family of NX temperature controllers. Unlike the 2-loop NX-TC2405, this model supports 4 separate loops, making it ideal for dense machinery configurations. It lacks internal heater burnout detection; if your process requires active current monitoring of the heater load, specify the NX-TC3405 or NX-TC3407 models instead. It maintains backward compatibility with all standard NX-series EtherCAT Couplers and Sysmac Studio configurations, provided the device description files (ESI) are updated to matching firmware revisions.
When configuring the PWM digital outputs for solid-state relay (SSR) control, ensure the duty cycle frequency does not exceed the thermal responsiveness of your heater load. While the 50 ms conversion time provides outstanding control speed, placing high-current power cables adjacent to the thermocouple input wiring can induce electromagnetic noise, leading to fluctuating PV (Process Value) readings. Keep low-voltage thermocouple runs physically segregated from high-power distribution lines.
To ensure the internal Cold Junction Compensation (CJC) sensor functions accurately, avoid mounting heat-generating devices directly below the NX-TC3406 within the DIN rail layout. Always use shielded, twisted-pair compensation cables matching the thermocouple type, and terminate the shield ground on the specified ground bar rather than the module frame. Ensure that wire ferrule lengths conform exactly to the Push-In Plus terminal depth to prevent loose terminal connections.
Disconnect all primary and auxiliary power sources from the NX bus and output terminal circuits before installing, removing, or wiring the module. Failure to isolate power can result in permanent damage to the internal isolation barrier, invalidating safety ratings and potentially causing electrical shock or operational failures.
Global Express Shipping
Returns & Warranty
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| Country of origin |
Japan
|