Product Details
Configured for multi-channel field variable data collection and continuous trace visualization in process monitoring networks, the ABB 1912JA001100000 (1912JA001100000 Circular Chart Recorder) provides direct physical/electrical execution. It converts incoming analog process signals into real-time physical pen displacement and chart rotations across standard circular paper formats.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1912JA001100000 |
| Brand | ABB |
| Origin | Sweden / Switzerland |
| Weight | 12 lbs (5.44 kg) |
| Dimensions | 305 mm x 254 mm x 203 mm (12 in x 10 in x 8 in) |
| Operating Temp | 0 to +55 deg C |
| Power Consumption | 115 VAC standard nominal supply load |
| Pen Configuration | 2 Pen standard configuration (up to 6 independent input channels) |
| Input Signal Support | Temperature (RTD/TC), pressure, flow, 4-20 mA / VDC analog signals |
| Chart Speed | User-selectable rotational time profiles |
| Product Type | Circular Chart Recorders |
| Environmental Compliance | CE, RoHS Compliant |
Channel-to-Channel Isolation and Analog Input Conditioning
The Commander 1900 series utilizes high-impedance input signal conditioning circuitry to process temperature, flow, and 4-20 mA loop variables. Channel-to-channel isolation prevents ground loop interference across active pens, maintaining signal integrity and pen position accuracy during full-scale step responses. Internal digital filters attenuate high-frequency process noise before translating loop values to servo-driven pen arm movements.
Frequently Asked Questions
Q: How should signal shielding be terminated for 4-20 mA analog input loops to prevent trace jitter?
A: Drain wires for shielded twisted-pair cables must be grounded at one single point (typically the instrument enclosure ground lug) to prevent common-mode noise interference across input channels.
Q: Can the pen calibration and chart rotation speed be adjusted directly on the unit?
A: Yes. The user-interface interface allows pen scaling adjustments, zero/span recalibration, and rotational speed selections without requiring external programming hardware.
Field Installation Guidelines
- Cut panel opening to specified dimensions (305 mm x 254 mm cutout clearance) and verify the panel thickness supports the 12 lbs module weight.
- Insert the unit through the front panel and tighten side-mounting brackets until the perimeter gasket forms a dust-tight seal.
- Wire the 115 VAC power input and process signal cables to the rear terminal blocks in accordance with local electrical code safety ratings.
- Ensure the instrument housing is bonded to protective earth (PE) using a dedicated grounding conductor prior to applying line power.
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
Redundant Automation Systems: Ensuring Continuous Uptime in Critical Control Infrastructure
System reliability directly determines operational profitability across high stakes process industries. Modern industrial automation platforms must eliminate single points of failure to prevent catastrophic shutdowns. Deploying fault tolerant architecture safeguards complex facilities against unexpected hardware glitches, network disruptions, and maintenance outages.
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.