Product Overview

System 450™ Series Modular Controls Product Bulletin20
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 61 x 61 mm (5 x 2-3/8 x 2-3/8 in.)
Weight C450CBN-x: 209 g (0.46 lb)
C450CCN-x: 222 g (0.49 lb)
Compliance North America: cULus Listed; UL 60730, File E27734, Vol. 1; FCC Compliant to
CFR47, Part 15, Subpart B, Class B
Industry Canada (IC) Compliant to Canadian ICES-003, Class B limits
Europe: CE Mark - Johnson Controls Inc., declares that this product is in compliance
with the essential requirements and other relevant provisions of the Low Voltage
Directive (2006/95/EC); EMC Directive (2004/108/EC); RoHS Directive (2002/95/EC);
WEEE Directive (2002/96/EC).
Australia: Mark: C-Tick Compliant (N1813)
C450RxN Reset Control Modules with Relay Output (Part 1 of 2)
Product C450RxN: System 450 Reset Control Module models are sensing controls and operating
controls with LCD, four-button touchpad, and On/Off relay output.
C450RBN-x: Reset Control Module with one SPDT output relay, one A99BC-25
temperature sensor, and one A99BC-300 temperature sensor
C450RCN-x: Reset Control Module with two SPDT output relays, one A99BC-25
temperature sensor, and one A99BC-300 temperature sensor
Supply Power C450YNN-1 Power Supply Module or
24 (20-30) VAC Safety Extra-Low Voltage (SELV) (Europe) or Class 2 (North America)
50/60 Hz, 10 VA minimum
Ambient Operating Conditions Temperature: -40 to 66°C (-40 to 150°F)
Humidity: Up to 95% RH noncondensing; 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 noncondensing; 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
Output Relay Contacts General: 1/2 HP at 120/240 VAC, SPDT
Specific: AC Motor Ratings 120 VAC 208/240 VAC
AC Full-load Amperes: 9.8 A 4.9 A
AC Locked-Rotor Amperes: 58.8 A 29.4 A
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10 Amperes AC Non-inductive at 24/240 VAC
Pilot Duty: 125 VA at 24/240 VAC
Clock Accuracy ±4 minutes per year
Clock Backup Power 12 hours (capacitor reserve)
Setback Events one occupied and one unoccupied event per day; 7 day schedule
Analog Input Accuracy Resolution: 14 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.
C450CxN Control Modules with Relay Output (Part 2 of 2)