Table 13: System 450 web UI Relay Output Configuration page user actions, descriptions, and references
Callout Identifier item name User actions, descriptions, references
2 Site name Displays the assigned site name. You can assign a web site name on the Network
Configuration page.
See Network Configuration page for more information about assigning a site name.
3 Model:
Control Firmware
Terminal Firmware
Control CPU
Terminal CPU
Displays information about the control module model, firmware, and chip set. This
information may be used for identification and advanced troubleshooting by Johnson
Controls PENN product technical support. This information cannot be changed in the field.
C450CEN-1C Control Module with Ethernet Communications technical
specifications
Table 14: C450CEN-1C Control Module with Ethernet Communications technical specifications
Specification Description
Product C450CEN: System 450 control modules are sensing controls and operating controls with LCD and
four-button touchpad UI, Ethernet communications capability, and no outputs.
C450CEN-1C: Control module with Ethernet communications capability
Supply power Internal supply power: C450YNN-1C Power Supply Module
External supply power: 24 VAC (20–30 VAC) Safety Extra-Low Voltage (SELV) (Europe), Class 2 (North
America), 50/60 Hz, 10 VA minimum
A System 450 control module or module assembly can use an internal or an external supply power
source, but must not be connected to both simultaneously.
Ambient operating conditions Temperature: -40 to 66°C (-40 to 150°F)
Humidity: Up to 95% RH non-condensing; maximum dew point 29°C (85°F)
Ambient shipping and storage
conditions
Temperature: -40 to 80°C (-40 to 176°F)
Humidity: Up to 95% RH non-condensing; maximum dew point 29°C (85°F)
Input signal 0–5 VDC; 1,035 ohm at 25°C (77°F) for an A99 PTC Temperature Sensor
Analog Input accuracy Resolution: 16 bit
Control construction Independently mounted control, surface mounted with Lexan
®
950 enclosure suitable for DIN rail
mounting or direct mounting to a hard, even surface.
Dimensions (H x W x D) 127 x 63 x 63 mm (5 x 2-3/8 x 2-3/8 in.)
Weight C450CEN-1C: 207 g (0.46 lb)
United States: cULus Listed; UL 60730-1, File E27734; FCC Compliant to CFR47, Part 15, Subpart B,
Class B
Compliance
Canada: cULus Listed; CAN/CSA-E60730-1, File E27734; Industry Canada (IC) Compliant to Canadian
ICES-003, Class B limits
Europe: CE Mark – Johnson Controls declares that this product is in compliance with the essential
requirements and other relevant provisions of the EMC Directive.
Australia and New Zealand: RCM Mark, Australia/NZ Emissions Compliant
The performance specifications are nominal and conform to acceptable industry standards. For application at conditions
beyond these specifications, consult Johnson Controls Application Engineering at (414) 524-5535. Johnson Controls shall
not be liable for damages resulting from misapplication or misuse of its products.
North American emissions compliance
United States
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential
installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used
in accordance with the instructions, may cause harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference
to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to
try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
System 450 Series Control Module with Ethernet Communications Installation Guide38
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