Product Details
The ABB IM/C1900OGR, also cataloged as the IM/C1900OGR Circular Chart Recorder, operates as a dedicated hardware component for multi-channel analog signal acquisition and physical chart trace rendering within ABB Commander 1900 system platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IM/C1900OGR |
| Brand | ABB |
| Origin | United Kingdom |
| Weight | 4.5 kg |
| Dimensions | Standard Commander 1900 enclosure dimensions |
| Operating Temp | -10 to +55 deg C |
| Power Consumption | 100-240 VAC or 24 VDC nominal supply load |
| Supported Inputs | mV (high impedance), Voltage (V), Current (mA), Thermocouple, 2-wire transmitter |
| Monitored Variables | Temperature, Pressure, Flow, and general industrial process variables |
| Format | Circular paper chart with printed operator guidance and alarm threshold markers |
| Product Type | Circular Chart Recorders |
Firmware Flash Compatibility and I/O Density Scaling
The internal signal processing board utilizes dedicated microprocessor circuitry to handle multi-channel analog-to-digital signal conversion while maintaining firmware flash compatibility across the Commander 1900 hardware line. High I/O density scaling allows simultaneous processing of temperature, pressure, and flow loops, driving servo-positioned pen mechanisms without degrading scan response velocity or signal resolution.
Frequently Asked Questions
Q: What precautions are necessary when connecting high-impedance mV or thermocouple inputs to the IM/C1900OGR?
A: High-impedance signal cabling must use shielded twisted pairs routed separately from AC power lines. The drain wire must be terminated to a single protective earth point at the recorder frame to prevent electrical noise interference.
Q: Can 2-wire process transmitters be powered directly by the recorder input terminals?
A: Yes. The internal loop supply capability allows standard 2-wire current transmitters to be powered directly through the input terminal block without an external power supply.
Field Installation Guidelines
- Cut the panel opening according to standard Commander 1900 mounting dimensions and verify panel structural rigidity for the recorder weight.
- Insert the unit through the cutout and secure the side mounting clamps until the bezel gasket compresses evenly against the panel surface.
- Terminate signal leads, thermocouple extension wires, and power connections at the terminal block in accordance with the channel wiring key.
- Connect a dedicated protective earth (PE) grounding conductor to the main grounding stud on the rear enclosure 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.
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