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QS001CPU Mitsubishi MELSEC-QS/WS Safety CPU
Discontinued by Mitsubishi Electric (Factory Automation) — we can still source the original QS001CPU (new, used or refurbished, subject to availability). Request a quote below.
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Quick facts
| Availability | Confirmed on request |
| Category | Mitsubishi MELSEC-QS/WS Safety – Safety programmable controller |
| Lifecycle | Discontinued |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
Can I still buy the QS001CPU now that it is discontinued?
Yes. Mitsubishi Electric (Factory Automation) has discontinued the QS001CPU, but sourcing discontinued parts is what PartnerPLC specialises in — new old stock, used and refurbished units. Request a quote and we'll confirm availability, condition and lead time.
When can QS001CPU be shipped?
QS001CPU is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up QS001CPU in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for QS001CPU and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for QS001CPU, subject to availability and destination.
The Mitsubishi Electric QS001CPU is a CPU in the MELSEC-QS/WS Safety. Number of I/O points: 1024, number of I/O device points: 6144, program size: 14K steps, processing speed (LD X0): 100 ns, program size: 56K bytes, peripheral connection ports: USB. Mitsubishi Electric has discontinued it (2023/09 Discontinued); PartnerPLC sources discontinued Mitsubishi parts on the surplus market for maintenance of existing machines. Specifications and manuals below are Mitsubishi Electric's own data.
Specifications
Product
| Series | MELSEC-QS/WS Safety |
| Category | CPU |
| Sales status | 2023/09 Discontinued (Mitsubishi Electric) |
| Outline | Number of I/O points: 1024, number of I/O device points: 6144, program size: 14K steps, processing speed (LD X0): 100 ns, program size: 56K bytes, peripheral connection ports: USB |
Specifications
| Control method | Stored program cyclic operation |
| I/O control mode | Refresh mode |
| Programming language: Sequence control language | Relay symbol language, function block |
| Processing speed: Sequence instruction: LD X0 | 0.10 µs |
| Processing speed: Sequence instruction: MOV D0 D1 | 0.35 µs |
| Constant scan | 1...2000 ms (setting is available in increments of 1 ms by parameter) |
| Program capacity | 14K steps (56K bytes) |
| Memory capacity: Program memory (drive 0) | 128K bytes |
| Memory capacity: Standard ROM (drive 4) | 128K bytes |
| Maximum number of storable files: Program memory | 3 |
| Maximum number of storable files: Standard ROM | 3 |
| No. of data writing times into the standard ROM | Maximum 100,000 times |
| Number of I/O device points | 6144 points (X/Y0...17FF) |
| Number of I/O points | 1024 points (X/Y0...3FF) |
| No. of device points: Internal relay (M) | 6144 points (M0...6143) by default (changeable) |
| No. of device points: Link relay (B) | 2048 points (B0...7FF) by default (changeable) |
| No. of device points: Timer (T) | 512 points (T0...511) by default (changeable) (Low-speed and high-speed timers available) Low-speed or high-speed is specified by an instruction. The measurement unit is set by parameter. (Low-speed timer: 1...1000 ms (in increments of 1 ms), default: 100 ms) (High-speed timer: 0.1...100.0 ms (in increments of 0.1 ms), default: 10.0 ms) |
| No. of device points: Retentive timer (ST) | 0 points by default (changeable) (Low-speed and high-speed retentive timers available) Low-speed or high-speed is specified by an instruction. The measurement unit is set by parameter. (Low-speed retentive timer: 1...1000 ms (in increments of 1 ms), default: 100 ms) (High-speed retentive timer: 0.1...100.0 ms (in increments of 0.1 ms), default: 10.0 ms) |
| No. of device points: Counter (C) | Normal counter: 512 points (C0...511) by default (changeable) |
| No. of device points: Data register (D) | 6144 points (D0...6143) by default (changeable) |
| No. of device points: Link register (W) | 2048 points (W0...7FF) by default (changeable) |
| No. of device points: Annunciator (F) | 1024 points (F0...1023) by default (changeable) |
| No. of device points: Edge relay (V) | 1024 points (V0...1023) by default (changeable) |
| No. of device points: Link special relay (SB) | 1536 points (SB0...5FF) (The number of device points is fixed.) |
| No. of device points: Link special register (SW) | 1536 points (SW0...5FF) (The number of device points is fixed.) |
| No. of device points: Special relay (SM) | 5120 points (SM0...5119) (The number of device points is fixed.) |
| No. of device points: Special register (SD) | 5120 points (SD0...5119) (The number of device points is fixed.) |
| RUN/PAUSE contact | One contact can be set up in X0 to X17FF for each of RUN. No PAUSE contact. |
| Clock function | Year, month, date, hour, minute, second, and day of week (automatic leap year detection) Accuracy: -3.18...+5.25 s (TYP. +2.14 s)/d at 0 ˚C Accuracy: -3.18...+2.59 s (TYP. +2.07 s)/d at 25 ˚C Accuracy: -12.97...+3.63 s (TYP. -3.16 s)/d at 55 ˚C |
| Allowable momentary power failure time | The time differs depending on the power supply module used. |
| Internal current consumption (5 V DC) | 0.58 A |
| External dimensions: Height | 98 mm |
| External dimensions: Width | 55.2 mm |
| External dimensions: Depth | 114 mm |
| Weight | 0.29 kg |
| Protection degree | IP2X |
Specifications
| Operating ambient temperature | 0...55 ˚C |
| Storage ambient temperature | -40...75 ˚C |
| Operating ambient humidity | 5...95 %RH, non-condensing |
| Storage ambient humidity | 5...95 %RH, non-condensing |
| Vibration resistance: Compliant with JIS B 3502 and IEC 61131-2: Under intermittent vibration | Frequency: 5...8.4 Hz, Half amplitude: 3.5 mm Frequency: 8.4...150 Hz, Constant acceleration: 9.8 m/s 2 Sweep count: 10 times each in X, Y, Z directions |
| Vibration resistance: Compliant with JIS B 3502 and IEC 61131-2: Under continuous vibration | Frequency: 5...8.4 Hz, Half amplitude: 1.75 mm Frequency: 8.4...150 Hz, Constant acceleration: 4.9 m/s 2 |
| Shock resistance | Compliant with JIS B 3502 and IEC 61131-2 (147 m/s 2 , duration of action 11 ms, 3 times in X, Y, Z directions respectively by sine half-wave pulse) |
| Operating atmosphere | No corrosive gases |
| Operating altitude | 0...2000 m |
| Installation location | Inside a control panel |
| Overvoltage category | II or less |
| Pollution degree | 2 or less |
| Equipment class | Class I |
Downloads & documentation
Official documents from Mitsubishi Electric (Factory Automation), downloaded directly from the manufacturer.
Data sheets & manuals
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