Description
Product Overview
- The Emerson KC4011X1-BD1 is a Redundant AO 16-Channel Terminal Block.
- It connects analog output signals safely in hazardous areas.
- This block works with Emerson DeltaV systems.
- It supports 16 channels for redundant analog outputs.
- You can use it in Class I, Division 2, and Zone 2 environments.
Key Features
- Redundant Design: Provides backup for critical analog outputs.
- Hazardous Area Ready: Certified for gas and dust environments.
- 16 Channels: Connect up to 16 analog output devices.
- Wide Temperature Range: Works from -40°C to +70°C.
- Easy Keying: Rotary system ensures correct card matching.
- Compatible with Versamax I/O families.
Technical Data
- Field Circuit Power: 30 VDC at 100 mA per channel
- Total Channels: 16 (redundant analog outputs)
- Operating Temperature: -40°C to +70°C
- Shock Resistance: 10 g half-sine wave for 11 ms
- Vibration Resistance: 1 mm peak-peak (2-13.2 Hz), 0.7 g (13.2-150 Hz)
- Airborne Contaminants: ISA-S71.04 Class G3 (harsh industrial)
- Humidity: 5% to 95% non-condensing
- Terminal Block Key Position: A5
Installation & Keying System
- The terminal block has a rotary keying system.
- Set the keys to match your I/O card type.
- This prevents wrong card-terminal connections.
- You can add or remove the block only when:
- No I/O card is installed in the slot.
- No field wiring is connected to the terminals.
- System power may remain on during removal if above conditions are met.
Maintenance & Adjustment
- This unit has no user-serviceable parts.
- Do not disassemble it for any reason.
- Calibration is not required.
- It is maintenance-free under normal use.
- Simply keep it clean and ensure proper wiring.
Hazardous Area Certifications
- ATEX: II 3G Ex ec nC IIC Gc (FM19ATEX0173U)
- IECEx: Ex ec nC IIC Gc (FMG 19.0019U)
- UKEX: FM21UKEX0017U
- FM (US): Class I, Div. 2, Groups A,B,C,D
- FM (Canada): Class I, Zone 2, AEx/Ex ec nC IIC Gc
- FM US/CA: FM17US0286U / FM17CA0145U
- Approved for Class I, Division 2 and Zone 2 locations.
Environmental Ratings
- Temperature: -40°C to +70°C (wide industrial range)
- Shock: 10 g for 11 ms (robust)
- Vibration: 1 mm (2-13.2 Hz), 0.7 g (13.2-150 Hz)
- Humidity: 5-95% non-condensing
- Air Quality: Class G3 for corrosive gases
Warranty & Shipping
- Warranty: 12 months against manufacturing defects.
- We ship via FedEx, UPS, or DHL (tracking provided).
- Most orders dispatch within 24 hours.
- International delivery usually takes 3-7 business days.
Frequently Asked Questions (FAQ)
- What does “redundant” mean for this terminal block?
It supports dual connections for backup. If one path fails, the other continues working. This is for critical analog outputs. - Can I install this block with power on?
Yes, but only if no I/O card is in the slot and no field wires are attached. Never install with both card and power applied. - How do I set the key position?
Turn the rotary key to position A5. This matches the correct I/O card type. Always double-check before closing the cabinet. - Is this block compatible with standard 16-channel AO cards?
Yes, it is designed for Emerson redundant AO cards. Verify your card model supports the A5 key position. - What happens if I use the wrong key setting?
The block will not mate correctly. This prevents electrical damage. Always set keys before insertion. - Experience-based advice: Always label both ends of your field wires. This block has 16 channels. Mixing wires is easy. Use a multimeter to verify each channel before connecting to the card. Keep spare fuses nearby.
- Selection guide: Choose this block for redundant analog outputs in hazardous areas. If you have non-redundant needs, see the standard AO block. For 8-channel systems, choose the smaller block. Always check your ambient temperature—if above 60°C, ensure adequate cabinet cooling.
For inquiries, contact us on WhatsApp: +86 158 8020 0923
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