GENERAL
The XFL521B, 522B, 523B, and 524B modules are L
compliant digital and analog I/O modules which can be
installed at strategic locations within a building. These
modules convert sensor readings and provide output signals
used for operating actuators via L
variables (SNVTs). Each Distributed I/O module plugs into a
base terminal block allowing communication with controllers
®
via the built-in Echelon
L
ON
minal block provides spring clamp terminals for easy connec-
tion of field cables from the various sensors and actuators.
The modular system allows Distributed I/O modules to be
removed from the system without disturbing other modules.
The module with terminal block mounts easily onto a DIN-rail.
The Excel 500 CPU (XC5010C, XC5210C, XCL5010) is
capable of automatically binding and commissioning the Dis-
tributed I/O modules via the L
modules are used by other controllers, plug-ins are provided
so that the modules can be commissioned by any LNS or
non-LNS installation or network management tool.
® U.S. Registered Trademark
Copyright © 2000 Honeywell Inc. • All Rights Reserved
ON
W
standard network
ON
ORKS
W
bus interface. The ter-
ORKS
W
bus. When the
ON
ORKS
523B, AND 524B MODULES
FEATURES
• L
M
™ compliant
ON
ARK
• 2-wire L
W
ON
ORKS
and I/O
• No additional field terminals required
• May be used with Excel 500 controllers in conjunction
with standard I/O modules
• Automatic binding and commissioning with Excel 500
• Connector module with sliding bus connector (thus
eliminating the need to wire together neighboring
modules)
• Fast connection due to spring clamp terminals
• Module exchange during operation
• Optional manual override with feedback
• Alarm in case of defective module
• Mechanical coding prevents mismatching of modules
• Power LED (L1, green) and L
(L2, red) on all electronics modules.
• Status LEDs for analog outputs and digital in- and
outputs
• Optional manual override modules for analog and
digital output modules
DESCRIPTION
M
The XFL521B, 522B, 523B, and 524B are Distributed I/O
ARK
modules that use a Neuron® chip and an FTT-10A free
topology transceiver for communication on a L
The modules are compliant with L
Guidelines V3.2.
Table 1. Modules and accessories.
Module
XFL521B
Analog Input module
XFL522B
Analog Output module
XFL523B
Digital Input module
XFL524B
Digital Output module
XSL511
L
XSL512
Manual terminal disconnect module
XSL513
Terminal block for XFL521/522/523
XSL514
Terminal block for XFL524
XFR522A
Analog Output manual override module
XFR524A
Digital Output manual override module
Distributed I/O
XFL521B, 522B,
PRODUCT DATA
®
bus interface between controller
W
ON
ORKS
M
Application Layer
ON
ARK
Description
W
connector module
ON
ORKS
EN0B-0090GE51 R1200
service LED
W
bus.
ON
ORKS
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