100 % original. Más de 100 000 piezas en stock. Listas para enviar.

  • es

YOKOGAWA ADM11-S1 CENTUM Field Control Station Module

Configured for Specific Technical Task in CENTUM VP / CS 3000 Field Control Stations, the YOKOGAWA ADM11-S1 (ADM11 Contact Input Module) provides direct physical/electrical execution.

Hardware Specifications

Parameter Specification
Model ADM11-S1
Brand Yokogawa
Origin Japan
Weight 3.0 kg (Shipping Weight) / 0.8 kg (Net Weight)
Dimensions 260 x 180 x 60 mm
Operating Temp -10 deg C to +60 deg C
Power Consumption 24 VDC nominal
Channels 16
Signal Types 4-20 mA DC, 0-10 V DC
Resolution 16-bit A/D conversion
Accuracy +/-0.1% of full scale
Input Impedance 250 Ohm (current input), high impedance (voltage input)
Isolation Galvanic isolation per channel
Diagnostics Open-circuit and short-circuit detection
Mounting Rack-mounted

Channel-to-Channel Galvanic Isolation

To prevent electrical interference and ground loops in high-density process environments, the module utilizes individual channel-to-channel galvanic isolation. Optocouplers physically decouple the field-side analog signals from the internal system backplane logic. This architecture suppresses common-mode noise and protects the central processor from high-voltage surges originating on field loops. The integrated 4-20 mA HART loop protocol support permits digital signal modulation over the analog current loop, facilitating diagnostics without interrupting the primary analog variable transmission.

Frequently Asked Questions

Q: Does the module support hot-swapping during active station operation?

A: Yes. The module is designed for online maintenance within the CENTUM rack, allowing replacement without interrupting power or signal transmission to adjacent modules in the field control station.

Q: How does the module react to a loop open-circuit condition on a 4-20 mA channel?

A: The internal diagnostics detect a drop below 3.6 mA. The module immediately registers a channel fault state, drives the corresponding register status to "bad," and triggers an alarm on the host system console.

Field Installation Guidelines

  • Shield Grounding: Analog input cables must be shielded. Terminate the shield at the cabinet instrument ground bar only. Do not ground the shield at both ends to avoid ground loops.
  • Terminal Block Torque: Tighten terminal block screws to a maximum torque of 0.5 N-m to prevent damage to the connector threads.
  • Separation of Wiring: Route the low-voltage analog signal cables in separate conduits or wire trays away from high-voltage AC power lines to minimize electromagnetic interference.

¿Qué dicen nuestros clientes sobre nosotros?

Translation missing: es.general.search.loading