Product Details
Configured for multi-channel analog signal conditioning and loop control in Yokogawa CENTUM DCS networks, the Yokogawa MAC2*C (MAC2 Multipoint Analog Control Card) provides direct physical/electrical execution. The hardware operates across multiple analog input and output channels, executing real-time data conversion between field instruments and central controllers without processing lag.
Suffix Breakdown & Model Matrix
| Code Element | Specification / Description |
|---|---|
| MAC2 | Base model designation for multipoint analog control card series |
| *C | Style code Revision C specifying physical circuit layout and terminal assembly |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | MAC2*C |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.6 kg |
| Dimensions | 200 mm x 100 mm x 50 mm |
| Operating Temp | -10 deg C to 55 deg C |
| Storage Temp | -20 deg C to 70 deg C |
| Humidity | 5% to 95% RH (non-condensing) |
| Power Supply | 9 VDC to 36 VDC |
| Power Consumption | 5 W |
| Channel Architecture | Multi-channel analog input and output support |
Channel-to-Channel Isolation and DCS Process Loop Execution
The MAC2*C multipoint analog control card incorporates dedicated channel-to-channel isolation across its analog input and output paths. This isolation structure suppresses common-mode electrical noise and prevents ground potential differentials from interfering with adjacent signal paths. The card conditions 4-20 mA HART loop protocol signals, converting analog variables into digitized process values for continuous DCS logic execution.
Frequently Asked Questions
Q: What supply voltage range does the MAC2*C module require for operation?
A: The module accommodates an input supply range from 9 VDC to 36 VDC, consuming 5 W of operational power under nominal load conditions.
Q: How does channel-to-channel isolation protect the system during field loop faults?
A: Galvanic channel isolation prevents external short circuits or ground potential spikes on one field loop from propagating to the backplane or affecting signal acquisition on neighboring channels.
Q: What environmental storage conditions apply to spare MAC2*C modules?
A: Modules must be stored within a temperature range of -20 deg C to 70 deg C and a non-condensing relative humidity environment between 5% and 95% RH.
Field Installation Guidelines
- Module Slot Alignment: Insert the MAC2*C card vertically into the designated chassis slot using the card guide rails. Press firmly until the rear connector seats into the backplane socket.
- Power Supply Connection: Verify that the supply voltage to the power terminals is regulated between 9 VDC and 36 VDC prior to energizing the unit.
- Cable Shield Termination: Route analog input and output lines using twisted pair shielded wiring. Ground cable drain wires to the functional earth (FE) cabinet ground bar at a single termination point.
- Thermal Spacing: Maintain unobstructed ventilation pathways above and below the module rack to preserve ambient operating temperatures between -10 deg C and 55 deg C.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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Demystifying CPU Communication Ports in Siemens PLC Architectures
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Mastering the Siemens PLC Scan Cycle: How the CPU Executes Automation Programs
Industrial automation relies heavily on programmable logic controllers (PLCs) to manage complex manufacturing processes. Many engineers dive straight into programming without mastering the underlying architecture. However, understanding how a PLC CPU executes a program ensures reliable system design. Therefore, mastering the scan cycle optimizes both performance and troubleshooting in modern control systems.