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System 450 Series Reset Control Modules with Real-Time Clock and Relay

Output technical specifications

Table 6: C450RxN-1 and C450RxN-3 System 450 Reset Control Modules technical specifications

Specification

Description

Product

C450RxN-1/C450RxN-3: System 450 Reset Control Module models are sensing

controls and operating controls with LCD, four-button touch pad, and On/Off relay

output.

C450RBN-1/C450RBN-3: Reset Control Module with one SPDT output relay, one

A99BC-25 temperature sensor, and one A99BC-300 temperature sensor

C450RCN-1/C450RCN-3: Reset Control Module with two SPDT output relays, one

A99BC-25 temperature sensor, and one A99BC-300 temperature sensor

Supply power

C450-YNN-1 Power Supply Module or 24 (20-30) VAC Safety Extra-Low Voltage (SELV)

(Europe) Class 2 (North America) Transformer, 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 ohms at 25°C (77°F) for an A99 PTC Temperature Sensor
General: 1/2 HP at 120/240 VAC, SPDT

Output relay contacts

Specific:

AC Motor Ratings

120 VAC
• AC Full-load Amperes: 9.8 A

• AC Locked-Rotor Amperes: 58.8 A

208/240 VAC
• AC Full-load Amperes: 4.9 A

• AC Locked-Rotor Amperes: 29.4 A

_____________________________________

10 Amperes AC noninductive 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 event 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.

Dimensions (H x W x D)

127 x 61 x 61 mm (5 x 2-3/8 x 2-3/8 in.)

Weight

C450RBN-1/C450RBN-3: 209 gm (0.46 lb)

C450RCN-1/C450RCN-3: 222 gm (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 declares that this product is in compliance with

the essential requirements and other relevant provisions of the EMC Directive; Low

Voltage Directive.
Australia and New Zealand: RCM, 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.

System 450 Series Reset Control Modules with Real-Time Clock and Relay Output Installation Guide

26

Содержание System 450 C450RBN-1

Страница 1: ...ith reset control and or real time setback control for temperature and humidity only control applications System 450 expansion modules allow you to control up to 10 outputs which can be relay and anal...

Страница 2: ...lies before mak ing electrical connections More than one disconnec tion or isolation may be required to completely de en ergize equipment Contact with components carrying hazardous voltage can cause e...

Страница 3: ...and input sensor terminals low voltage less than 30V Labels 5V 24V Sn 1 Sn 2 Sn 3 Note Common terminals C are internally connected 2 6 pin module connector 3 Second output relay and terminal block La...

Страница 4: ...ion Module 16 Analog Output 4 Table 1 System 450 terminal wiring information Label Terminal function Wire sizes 24V Accepts 24 VAC supply power when a C450YNN power module is not connected and provide...

Страница 5: ...nd Down for 5 seconds to access the Setup Start screens 7 Menu button Press M to move through the sensor and output setup start screens When moving through the status or setup screens press M to retur...

Страница 6: ...s of the assembly outputs which requires setting up the outputs again See Figure 4 for an explanation of the System 450 display screen and the 4 button touch pad features and functions See Table 3 for...

Страница 7: ...s that the Analog Output is set up with SP EP and OSP OEP and Relay Output 2 has 17 hours of total runtime relay ON Figure 7 System Status screens Accessing the System 450 Setup screens 1 Apply power...

Страница 8: ...screens are view only selections cannot be made in Setup Start screens 2 In the Sn 1 Sensor Type Selection screen press Up or Down to select a Sensor Type F C or Press Next to save your selection and...

Страница 9: ...Setup Start screen Setting up the System 450 Reset Setpoint The System 450 Reset Control Modules feature temperature and humidity setpoint reset capability based on a Master temperature sensor Sn 1 an...

Страница 10: ...screen The remaining figures in this procedure show the setup parameter values selected for the RSP high and low temperature shutdown unoccupied setback and load balancing that are used by the output...

Страница 11: ...en The following figure shows an Shutdown High Temperature value of 65 F selected Figure 20 Shutdown High Temperature Selection screen 7 In the Shutdown Low Temperature Selection screen press Up or Do...

Страница 12: ...e the following sections Setting up a Relay Output with Reset Setpoint Setting up an Analog Output with Reset Setpoint Setting up a Standard Relay Output A standard relay output provides On Off contro...

Страница 13: ...mains off after reaching the OFFT value Minimum Relay OFF Time range is 0 to 300 seconds Press Next to save your selection and go to the next screen The following figure shows 10 seconds selected for...

Страница 14: ...et up in Setting up the System 450 Reset Setpoint Figure 35 Relay Output Setup Start screen 2 In the Sensor Selection screen press Up or Down to select the Reset Setpoint Sensor rES for the output to...

Страница 15: ...nge is 0 to 300 seconds Press Next to save your selection and go to the next screen The following figure shows 0 seconds selected for the minimum OFF Time for Output 2 Figure 40 Minimum Relay OFF Time...

Страница 16: ...gth at End Point OEP The LCD displays different Control Ramp icons for the four control actions The following figure shows an example of the analog output setup values and the resulting output signal...

Страница 17: ...e To set up a Standard Analog Output you must select Sn 1 Sn 2 or Sn 3 in this screen and the selected sensor must already be set up in the System 450 UI See Setting up System 450 Sensors for informat...

Страница 18: ...re limits to set point excursion The following figure shows 0 selected for the Unoccupied Setback value for Output 3 Figure 51 Unoccupied Setback Selection screen 8 In the Integration Constant Selecti...

Страница 19: ...sensor is not selected the remaining output setup screens do not appear If a sensor is already selected for the output the Sensor Selection screen does not appear here the next screen in the setup se...

Страница 20: ...tput When properly set up P I control can drive the load closer to Setpoint than proportional only control Press Next to save your selection and go to the next screen Initially you should select the I...

Страница 21: ...wing figure shows 12 hour clock format selected Figure 67 12 or 24 Hour Clock Selection screen 3 In the Time of Day Setup screen press Up or Down to set the current time Set the clock to real time Pre...

Страница 22: ...e unoccupied times The load balancing feature is not effected in its function as a result of Occupied Unoccupied modes See Figure 3 1 In the Occupied Unoccupied Schedule Setup Start screen press Next...

Страница 23: ...eriods for that day and the entire day is occupied and all outputs operate at their occupied setpoint value Occupied and Unoccupied time periods are available at 15 minute intervals only For example 1...

Страница 24: ...nd menu flow example System screens Description 1 Main screens Note The Main menu screens auto scroll during normal operation After two minutes of inactivity in any screen the display returns to the m...

Страница 25: ...eed 8 Standard analog output setup start screens Mixing valve output 9 Time and day clock setup start screens Note You can set Time and day and occupied or unoccupied schedule for any control system T...

Страница 26: ...VAC AC Full load Amperes 4 9 A AC Locked Rotor Amperes 29 4 A _____________________________________ 10 Amperes AC noninductive at 24 240 VAC Pilot Duty 125 VA at 24 240 VAC Clock accuracy 4 minutes pe...

Страница 27: ...or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different fro...

Страница 28: ...2020 Johnson Controls All rights reserved All specifications and other information shown were current as of document revision and are subject to change without notice www penncontrols com...

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