Allen-Bradley 1771-IG: TTL Logic and 5 V Wiring Checks
Check 1771-IG TTL HIGH/LOW logic thresholds, field supply ripple and 1771-WC wiring before replacing an input module.
Manufacturer: ABB
Product No.: 3AXD50000005751
Country of origin:United States
Product Type: Control Unit
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 550g
Dimensions: 70 mm x 272 mm x 138 mm
Shipping port: Xiamen
Warranty: 12 months
The ABB 3AXD50000183012 ZCU-12 CONTROL UNIT is a factory replacement processor processing assembly designated under the ZCU-12 PACKED SP configuration. Engineered as the primary processing intelligence core for ABB ACS880 variable frequency drive modules, this unit processes specialized motor control parameters, continuous diagnostics, and interface system execution. The 3AXD50000183012 handles multi-channel industrial analog and digital field interface configurations, providing direct network connectivity to centralized plant logic structures including Distributed Control Systems (DCS) and Programmable Logic Controllers (PLC). This control infrastructure interfaces with dedicated plug-in firmware storage modules to sustain continuous process drive protection.
Ordering Information must be strictly evidence-based; if not explicitly present in source, omit entirely without explanation.
| Parameter | Specification |
| Manufacturer | ABB |
| Product ID | 3AXD50000183012 |
| ABB Type Designation | ZCU-12 PACKED SP |
| Catalog Description | ZCU-12 PACKED SP; CONTROL UNIT |
| Invoice Description | CONTROL UNIT |
| Product Name | CONTROL UNIT |
| Country of Origin | Romania / United States |
| Part Type | New |
| Product Type | Spare_Parts |
| Frame Size | Spare_Parts |
| Minimum Order Quantity | 1 piece |
| Firmware Compatibility | Usable from Primary Control Program AINLX 1.63 and forward |
| Memory Requirements | Requires Memory Unit ZMU-02 or ZMU-03 |
| System Dependency | ISU side memory unit firmware version must be v3.41.0.0 or later when used in ACS880-14/34, ACH580-34, or ACQ580-34 |
| Battery Requirement Constraints | The battery is not needed and must be removed when used in ACS880-14/34, ACH580-34, or ACQ580-34 |
| Product Net Width | 70 mm |
| Product Net Height | 272 mm |
| Product Net Depth / Length | 138 mm |
| Package Level 1 Width | 70 mm |
| Package Level 1 Height | 272 mm |
| Package Level 1 Depth / Length | 138 mm |
| Product Net Weight | 0.55 kg |
| Gross Weight | 0.55 kg |
| Package Level 1 Gross Weight | 0.55 kg |
| Gross Volume | 2.628 dm³ |
| Replaced Product ID (OLD) | 3AXD50000794058 |
| Customs Tariff Number | 85049090 |
| CN8 Code / HS Code | 85049099 |
| UNSPSC Code | 39122004 |
| Interface Slot / Connection | Function |
| Memory Card Port | Secure connector slot configured to house ZMU-02 or ZMU-03 processing memory components |
| Multi-Channel I/O Paths | Logic interface lanes facilitating processing transmission and system communication feedback |
What specific firmware revision does this control board execute?The processing hardware requires the active drive platform to deploy the Primary Control Program version AINLX 1.63 or later builds.
Does this assembly arrive with a pre-mounted memory unit included?No, it is supplied as a standard base control module and explicitly requires the separate integration of a ZMU-02 or ZMU-03 card.
Why must the lithium battery be uninstalled for specific low-harmonic drive cabinets?Official system engineering rules state the battery is unnecessary for those specified configurations, and removal avoids regional shipping delays associated with UN-classified lithium batteries.
What firmware condition applies to the supply-side memory card in an ACH580-34 drive?The ISU side memory device must be pre-configured with a firmware index matching version v3.41.0.0 or forward.
Can this specific product replace an older obsolete part reference?Yes, it is cataloged as a functional interchangeable replacement part for older historical product ID 3AXD50000794058.
What are the exact dimensional bounds of this hardware item for mounting?The physical net equipment sizing tracks exactly at 272 mm in height, 70 mm in width, and 138 mm in depth.
What is the correct weight parameter of an individual processing piece?The individual control unit package features a precise net weight of 0.55 kg.
Is this hardware component categorized as a custom made-to-order drive spare?No, the tracking parameters classify this spare unit as a standard part that does not require custom order configurations.
What is the minimum transaction volume defined for this catalog index?The verified baseline package logistics allocation is restricted to a minimum order multiple of 1 piece.
Where is the certified manufacturing origin for this control board?The official product certification document states the equipment is produced out of factory facilities in Romania and the United States.
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Returns & Warranty



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Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Silver
White
|
| Country of origin |
United States
|