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.
The Honeywell FC-QPP-0002 CC V1.0 is an enhanced-performance Quad Processor Pack designed as the core processing engine for Honeywell Safety Manager systems. Installed within the CPCHAS-0001 or CPCHAS-0002 Controller chassis, this module manages system operations by processing field input signals, executing safety logic diagrams created in graphical Functional Logic Diagrams (FLDs), and driving output interfaces. Operating as a direct, one-on-one spare replacement for the first-generation QPP-0001 in systems running Safety Manager firmware release R121 or higher, it offers complete backward compatibility and flexible deployment across non-redundant and redundant architecture models.
Engineered to meet stringent industrial safety standards, the FC-QPP-0002 CC V1.0 features a dual-processor, dual-memory architecture running synchronized internal execution paths. Hardware data-comparators continuously monitor every read and write cycle between both microprocessors. If a data discrepancy occurs, the integrated watchdog triggers an immediate safety response. With internal diagnostic coverage exceeding 99%, a single FC-QPP-0002 CC V1.0 module can run applications up to SIL3 without operational time limitations. When deployed in a dual-processor redundant Controller chassis configuration, the two modules communicate over a dedicated high-speed link to establish a 2oo4D voting architecture.
This processing module incorporates an 8-digit front-panel User Interface Display for real-time operational status, system diagnostics, and IP network verification. A three-position key switch (RUN, IDLE, STOP) provides hardware-level operational control, while dedicated power, temperature, and battery line monitors continuously check module status. The "FC-" prefix and "CC V1.0" designator indicate factory conformal coating, delivering high environmental protection against airborne contaminants and atmospheric humidity in harsh control cabinet environments.
| Parameter | Specification |
|---|---|
| Manufacturer | Honeywell |
| Exact Model Number | FC-QPP-0002 CC V1.0 |
| Product Type | Quad Processor Pack (Control Processor Module) |
| System Platform | Safety Manager |
| Controller Chassis Compatibility | CPCHAS-0001, CPCHAS-0002 |
| Firmware Requirement (QPP-0001 Replacement) | Safety Manager Release R121 or higher |
| Conformal Coating | Yes (FC / CC V1.0 Series) |
| Diagnostic Coverage | > 99% |
| Safety Integrity Level | Up to SIL3 (Single Module), 2oo4D Architecture (Redundant Pair) |
| Parameter | Specification |
|---|---|
| 24 V Supply Voltage Range | 24 Vdc (-15% / +30%) |
| 24 V Supply Current | Max. 25 mA |
| 5 V Supply Voltage Range | 5 Vdc (+/- 5%) |
| 5 V Supply Current | Max. 1.2 A |
| Emergency Shut Down (SD) Input Voltage (High) | 15 Vdc to 32 Vdc |
| Emergency Shut Down (SD) Input Voltage (Low) | < 4 Vdc (Reverse polarity protected) |
| Emergency Shut Down (SD) Input Current | Approx. 8 mA at 24 Vdc |
| +24 V_SD Output Supply Voltage | 15 Vdc to 31 Vdc |
| +24 V_SD Output Resistance | Approx. 1.1 kOhm (Short circuit proof) |
| Watchdog Output Current (WDout) | 750 mA per output |
| Parameter | Specification |
|---|---|
| System / Application Program Flash | 2 x 2 MB Flash |
| Backup Program Flash | 1 x 16 MB Flash |
| Battery-Backed Data SRAM | 2 x 256 KB SRAM |
| Redundant Communication Data SRAM | 2 x 512 KB SRAM |
| IObus Communication Drivers | 4 Integrated Channels |
| Parameter | Specification |
|---|---|
| Operating Temperature Range | -5 degC to +70 degC (+23 degF to +158 degF) |
| Storage Temperature Range | -40 degC to +85 degC (-40 degF to +185 degF) |
| Relative Humidity | 10% to 95% (Non-condensing) |
| Physical Dimensions (H x W x D) | 176 x 88.5 x 212 mm (6.93 x 3.48 x 8.35 in) |
| Module Weight | 1.3 kg (2.87 lbs) |
| Interface | Function |
|---|---|
| Front Panel 8-Digit Display | Real-time system messaging, diagnostic scrolling, IP address verification, and software version readout |
| Status LED Indicator | Multi-color LED indicating system operational state (Off: Power down/STOP, Green: Normal, Red: Hardware error) |
| Processor Status Key Switch | Hardware selection switch for RUN, IDLE, and STOP processor operating states |
| Controller Backplane Connector | Provides interface to internal 5 Vdc / 24 Vdc power rails, IObus channels, 1oo2D redundant links, and the 24 Vdc SD input |
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The Honeywell FC-QPP-0002 CC V1.0 is an enhanced-performance Quad Processor Pack designed as the core processing engine for Honeywell Safety Manager systems. Installed within the CPCHAS-0001 or CPCHAS-0002 Controller chassis, this module manages system operations by processing field input signals, executing safety logic diagrams created in graphical Functional Logic Diagrams (FLDs), and driving output interfaces. Operating as a direct, one-on-one spare replacement for the first-generation QPP-0001 in systems running Safety Manager firmware release R121 or higher, it offers complete backward compatibility and flexible deployment across non-redundant and redundant architecture models.
Engineered to meet stringent industrial safety standards, the FC-QPP-0002 CC V1.0 features a dual-processor, dual-memory architecture running synchronized internal execution paths. Hardware data-comparators continuously monitor every read and write cycle between both microprocessors. If a data discrepancy occurs, the integrated watchdog triggers an immediate safety response. With internal diagnostic coverage exceeding 99%, a single FC-QPP-0002 CC V1.0 module can run applications up to SIL3 without operational time limitations. When deployed in a dual-processor redundant Controller chassis configuration, the two modules communicate over a dedicated high-speed link to establish a 2oo4D voting architecture.
This processing module incorporates an 8-digit front-panel User Interface Display for real-time operational status, system diagnostics, and IP network verification. A three-position key switch (RUN, IDLE, STOP) provides hardware-level operational control, while dedicated power, temperature, and battery line monitors continuously check module status. The "FC-" prefix and "CC V1.0" designator indicate factory conformal coating, delivering high environmental protection against airborne contaminants and atmospheric humidity in harsh control cabinet environments.
| Parameter | Specification |
|---|---|
| Manufacturer | Honeywell |
| Exact Model Number | FC-QPP-0002 CC V1.0 |
| Product Type | Quad Processor Pack (Control Processor Module) |
| System Platform | Safety Manager |
| Controller Chassis Compatibility | CPCHAS-0001, CPCHAS-0002 |
| Firmware Requirement (QPP-0001 Replacement) | Safety Manager Release R121 or higher |
| Conformal Coating | Yes (FC / CC V1.0 Series) |
| Diagnostic Coverage | > 99% |
| Safety Integrity Level | Up to SIL3 (Single Module), 2oo4D Architecture (Redundant Pair) |
| Parameter | Specification |
|---|---|
| 24 V Supply Voltage Range | 24 Vdc (-15% / +30%) |
| 24 V Supply Current | Max. 25 mA |
| 5 V Supply Voltage Range | 5 Vdc (+/- 5%) |
| 5 V Supply Current | Max. 1.2 A |
| Emergency Shut Down (SD) Input Voltage (High) | 15 Vdc to 32 Vdc |
| Emergency Shut Down (SD) Input Voltage (Low) | < 4 Vdc (Reverse polarity protected) |
| Emergency Shut Down (SD) Input Current | Approx. 8 mA at 24 Vdc |
| +24 V_SD Output Supply Voltage | 15 Vdc to 31 Vdc |
| +24 V_SD Output Resistance | Approx. 1.1 kOhm (Short circuit proof) |
| Watchdog Output Current (WDout) | 750 mA per output |
| Parameter | Specification |
|---|---|
| System / Application Program Flash | 2 x 2 MB Flash |
| Backup Program Flash | 1 x 16 MB Flash |
| Battery-Backed Data SRAM | 2 x 256 KB SRAM |
| Redundant Communication Data SRAM | 2 x 512 KB SRAM |
| IObus Communication Drivers | 4 Integrated Channels |
| Parameter | Specification |
|---|---|
| Operating Temperature Range | -5 degC to +70 degC (+23 degF to +158 degF) |
| Storage Temperature Range | -40 degC to +85 degC (-40 degF to +185 degF) |
| Relative Humidity | 10% to 95% (Non-condensing) |
| Physical Dimensions (H x W x D) | 176 x 88.5 x 212 mm (6.93 x 3.48 x 8.35 in) |
| Module Weight | 1.3 kg (2.87 lbs) |
| Interface | Function |
|---|---|
| Front Panel 8-Digit Display | Real-time system messaging, diagnostic scrolling, IP address verification, and software version readout |
| Status LED Indicator | Multi-color LED indicating system operational state (Off: Power down/STOP, Green: Normal, Red: Hardware error) |
| Processor Status Key Switch | Hardware selection switch for RUN, IDLE, and STOP processor operating states |
| Controller Backplane Connector | Provides interface to internal 5 Vdc / 24 Vdc power rails, IObus channels, 1oo2D redundant links, and the 24 Vdc SD input |
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Returns & Warranty
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| Color pattern |
Greyish White
|
| Country of origin |
United States
|