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J500-41-00 

I56-2199-003R

©2004 Johnson Controls, Inc.

[9.3.2] Photo Detector Boards 

1.  Remove  the  screen  by  gently  grasping  on  each  side  and  pulling 

straight off.

2.  Lift the photo chamber in the same fashion. Vacuum the screen and 

cover. Use clean, compressed air to loosen and blow out any remain-
ing debris. Replacement screens (p/n S08-39-01) are available.

3.  Vacuum photo chamber, then use clean compressed air to blow area 

clean.

4.  Replace the chamber by pressing it onto the base. Press the screen 

into place. It should fit tightly on the chamber.

[10] Board Replacement
[10.1] Sensor Board Replacement

1.  Remove the two sensor board mounting screws.
2.  Pull gently on the board to remove it. 
3.  To replace the board, align the board mounting features, holes, and the 

interconnect terminals. Push the board into place.

4.  Secure board with the two mounting screws.

Programming Specifications/Requirements for Intelligent System Control Panels

There are a limited number of devices that can have their LEDs programmed to illuminate. The actual number of devices is determined by the control panel 
and its ability to supply LED current. Refer to the Control Panel Installation Manual for details.

FCC Statement

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this 

device must accept any interference received, including interference that may cause undesired operation.

Note:  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.

 

 

– Increase the separation between the equipment and receiver.

 

 

– Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

 

 

– Consult the dealer or an experienced radio/TV technician for help.

To keep your equipment in excellent working order, ongoing maintenance is required per the manufacturer’s recommendations and UL and NFPA standards. At a minimum, 

the requirements of Chapter 7 of NFPA 72, the National Fire Alarm Code, shall be followed. A preventative maintenance agreement should be arranged through the local 

manufacturer’s representative. Though smoke detectors are designed for long life, they may fail at any time. Any smoke detector, fire alarm equipment, or any component 

of that system which fails shall be repaired or replaced as soon as possible.

Current Requirements (using no accessories)

Power supply voltage: 

20-30 VDC 

24 VAC, 50-60 Hz 

120 VAC, 50-60Hz 

220/240 VAC, 50-60Hz

Max. standby current: 

26 mA 

65 mA RMS 

44 mA RMS 

25 mA RMS 

Max. alarm current: 

87 mA 

182 mA RMS 

52 mA RMS 

30 mA RMS

Alarm response time: 

3 to 10 Sec. 

3 to 10 Sec. 

3 to 10 Sec. 

3 to 10 Sec.

Power up time: 

2 Sec. 

2 Sec.  

2 Sec. 

2 Sec.

Accessories 

Part No.

Remote LED 

RA400Z

Magnetic Remote Test  

RTS451

Key-Activated Remote Test 

RTS451KEY

Replacement Filters 

F36-09-11

Replacement Test Magnet 

M02-04-00

Accessories 

 

Part No.

Replacement Photo Insect Screen 

 

S08-39-01

Replacement End Cap for Plastic Sampling Tube 

P48-61-00

Replacement End Cap for Metal Sampling Tubes 

P48-21-00 

Replacement Photoelectric Sensor Board 

 

A5053JCI 

Replacement Power Board (w/relay) 

 

A5060

Accessory Current Loads at 24 VDC

Device 

Standby 

Alarm

PA400 

0 mA 

15 mA Max.

RA400Z 

0 mA 

12 mA Max.

RTS451/RTS451KEY 

0 mA 

10 mA Max.

Contact Ratings

Alarm auxiliary contacts* (DPDT) 

10 A @ 30 VDC

 

10 A @ 277 VAC (.75 power factor)

 

240 VA @ 249 VAC (0.4 power factor)

 

1/8 HP @ 120 VAC

 

1/4 HP @ 240 VAC

Supervisory contact (SPST) 

2.0 A @ 30 VDC (resistive)

*Minimum switching current for auxiliary contact must be 100 mA DC minimum @ 5 VDC.

Please refer to insert for the Limitations of Fire Alarm Systems

[10.2] Power Board Replacement

1.  Disconnect wiring from the terminal block.
2.  Remove the two power board mounting screws.
3.  Pull gently on the board to remove it. 
4.  To replace the board, align the board mounting features, holes, and the 

interconnect terminals. Push the board into place.

5.  Secure board with the two mounting screws.
6.  Re-connect wiring to terminal block.

[11] Model DH300RPL Air Duct Smoke Detector Specifications 

Operating Temperature 

+32° to +131°F (0° to +55°C)

Storage Temperature 

–22° to +158°F (–30° to +70°C)

Humidity Range 

10% to 93% (non-condensing)

Air Velocity 

100 to 4000 ft/min (2.54 to 20.32  

 

m/sec)

Dimensions 

14

3

8

 

 L x 5

1

2

 W x 2

3

4

 D 

 

(37 cm L x 14 cm W x 7 cm D)

Содержание DH300RPL

Страница 1: ... it can isolate toxic smoke and fire gases throughout the areas served by the duct system Two LEDs on each detector may illuminate if programmed by the system control panel to provide a local alarm indication There is also a remote alarm output for use with auxiliary devices The DH300RPL has remote test capability with the RTS451 RTS451KEY Remote Test Station The DH300RPL incorporates a cover tamp...

Страница 2: ...Installation for ducts more than 8 feet wide 4 Step 5 Install the filters 4 Step 6 Field wiring 4 Step 7 Perform detector check 5 Step 8 Install the cover 5 Step 9 Detector Maintenance and Test Procedures 5 1 Verify Duct Air Flow Direction And Velocity The DH300RPL duct smoke detector is designed to be used in air handling systems having air velocities of 100 to 4000 feet per minute Be sure to che...

Страница 3: ...opposite the duct smoke detector 2 Slide the tube into the housing bushing that meets the air flow first Position the tube so that the arrow points into the air flow as shown in Figure 4 3 Secure the tube flange to the housing bushing with two 6 self tapping screws 4 For tubes longer than the width of the air duct the tube should extend out of the opposite side of the duct If there are more than 2...

Страница 4: ... where the flange will be used 5 Install The Filters To install the sampling tube filters simply push the filters into the sampling and exhaust tube holes as shown in Figure 6 If a metal sampling tube is used install the filters over the tube end Figure 6 Sampling tube filter installation 6 Field Wiring Installation Guidelines All wiring must be installed in compliance with the National Electrical...

Страница 5: ...in duct smoke detectors as recommended in NFPA 72 The tests contained in this manual were devised to assist maintenance personnel in verification of proper detector operation Before conducting these tests notify the proper authorities that the smoke detection system will be temporarily out of service Disable the device or system under test to prevent unwanted alarms 9 1 Smoke Entry Tests 9 1 1 Air...

Страница 6: ...ces to determine whether the filters should be replaced because only a high percentage of contamination affects performance If further testing is required compare differ ential pressure readings with and without the filters installed If the difference exceeds 10 replace the filters In no case should the pressure differential fall below 0 0015 inches of water 9 2 Standby Alarm And Sensitivity Tests...

Страница 7: ...and that the system will temporarily be out of ser vice Disable the device or system undergoing maintenance to prevent unwanted alarms and possible dispatch of the fire department 9 3 Maintenance of Duct Smoke Detectors 9 3 1 Air Filters 1 Turn off power to the system 2 Remove and inspect sampling tube filters 3 If filters are heavily coated with dirt replace them with new filters p n F36 09 11 If...

Страница 8: ...different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help To keep your equipment in excellent working order ongoing maintenance is required per the manufacturer s recommendations and UL and NFPA standards At a minimum the requirements of Chapter 7 of NFPA 72 the National Fire Alarm Code shall be followed A preventative maintenance agre...

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