Description
Product Overview
The Emerson KC4011X1-BP1 is a 4-wire analog input terminal block. It provides 16 channels for field device connections. This block works with DeltaV S-series I/O cards. It is built for reliable operation in demanding environments.
Key Features at a Glance
- 16-channel capacity – connect multiple field devices.
- Hazardous area ready – Zone 2 and Class 1 Div 2 approved.
- Rotary keying system – ensures correct card-to-block matching.
- Hot insertion supported – add or remove under specific conditions.
Technical Specifications
Brand: Emerson Model: KC4011X1-BP1 Series: S-Series Type: 4-Wire Analog Input Terminal Block Channels: 16
- Field circuit power: 30 VDC at 500 mA per channel
- Terminal block key position: A6
Environmental Ratings
- Ambient temperature: -40°C to +70°C
- Shock: 10 g half-sine wave for 11 ms
- Vibration: 1 mm peak-to-peak (2 to 13.2 Hz); 0.7 g (13.2 to 150 Hz)
- Relative humidity: 5% to 95%, non-condensing
- Airborne contaminants: ISA-S71.04-1985 Class G3
Hazardous Area Certifications
- ATEX: II 3G Ex ec ic IIC Gc (FM19ATEX0173U)
- IECEx: Ex ec ic IIC Gc (FMG 19.0019U)
- UKEX: FM21UKEX0017U
- FM (US): Class I, Zone 2, AEx ec ic IIC Gc (FM17US0286U)
- FM (Canada): Class I, Zone 2, Ex ec ic IIC Gc (FM17CA0145U)
Installation Guidelines
- Read document 12P2046 before installation.
- Refer to the DeltaV S-series Hardware Installation manual.
- Only remove or insert the block when no I/O card is installed.
- Ensure field wiring is disconnected before removal.
- Set the rotary keys to match the I/O card type.
Removal and Insertion Rules
- You can add or remove the block with system power on.
- This is only allowed when no I/O card is present.
- Field wiring must be disconnected first.
- The rotary keying system prevents wrong card pairing.
- Always verify key position A6 for this model.
Maintenance and Adjustment
- This unit has no user-serviceable parts.
- Do not disassemble the terminal block.
- Calibration is not required.
- Keep the block clean and free from moisture.
- Inspect wiring periodically for secure connections.
Compatibility
- Works with DeltaV S-series analog input cards.
- Requires correct key setting (position A6).
- Supports 4-wire field devices only.
- Compatible with Versamax systems via standard I/O connections.
- Check your I/O card manual for full details.
Typical Applications
- Analog signal collection from field sensors.
- 4-wire transmitter connections.
- Remote I/O panels in Zone 2 areas.
- Industrial process monitoring systems.
- Oil and gas facility wiring terminations.
Warranty and Shipping
- 12-month warranty against manufacturing defects.
- Warranty starts from the shipment date.
- Shipping carriers: FedEx, UPS, DHL.
- Tracking number sent within 24 hours.
- Global shipping available.
FAQ
Can I install this block in a live system?
Yes, but only when the I/O card is removed and field wiring is disconnected.
How do I set the rotary key to A6?
Turn the dial on the block until the arrow points to A6.
Is this block compatible with 2-wire transmitters?
No. This block is designed for 4-wire analog input devices only.
What happens if I insert the block with the wrong key setting?
The I/O card will not recognize the block. The system may report a mismatch error.
Does this block require periodic calibration?
No. Calibration is not needed for this terminal block.
Experience-based Q&A
We saw intermittent signal loss after installation.
Check the rotary key position. Also verify field wiring torque (0.5–0.6 Nm).
Can I use this block outdoors in direct sunlight?
Only if protected from rain and within -40°C to +70°C ambient range.
We need to replace a block in a running plant.
Plan a short outage. Remove field wiring first, then swap the block quickly.
Selection Guide
Choose KC4011X1-BP1 when:
You have 4-wire analog sensors.
Your area is Zone 2 or Class 1 Div 2.
You need 16 channels in one block.
Avoid this block when:
You use 2-wire or 3-wire devices.
You need intrinsic safety (IS) barriers.
Your I/O card is not S-series.
Key tip:
Order spare blocks with the same A6 key setting to reduce downtime.
Contact and Support
For inquiries, reach us via WhatsApp: +86 158 8020 0923
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