NI FieldPoint cFP-RLY-423 Скачать руководство пользователя страница 11

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National Instruments Corp.

11

cFP-RLY-423

Note

DC path resistance typically remains low for 

the life of the relay. At the end of relay life, the path 
resistance rises rapidly above 1 

. Load ratings apply 

to relays used within the specification before the end of 
relay life.

Off-state leakage (120 VDC/250 VAC)

Expected life

Mechanical ................................. 2 

×

 10

7

 operations min

Electrical..................................... 1 

×

 10

5

 operations at rated 

resistive load

Maximum switching frequency

Mechanical ................................. 20 operations per second
Electrical..................................... 1 operation per second at 

maximum load

Relay operate time ............................ <13 ms

Relay release time............................. <13 ms

Relay bounce time ............................ <6 ms

Contact material................................ Silver cadmium oxide

Physical

Indicators .......................................... Green 

POWER

 and 

READY

 indicators,

8 green output state 
indicators

Weight ............................................... 142 g (5.0 oz)

Power Requirements

Power from network module ............ 1.2 W at 25 to 60 °C

1.5 W at –40 to 25 °C

Frequency

Off-State Leakage

DC

0.12 

µ

A

50/60 Hz

µ

A

Содержание FieldPoint cFP-RLY-423

Страница 1: ...RLY 423 is a Compact FieldPoint relay output module with the following features Four single pole double throw SPDT relay channels Switches up to 1 5 A at 35 VDC or 250 VAC LED relay status indicators...

Страница 2: ...ent backward insertion 2 Press firmly to seat the cFP RLY 423 on the backplane 3 Using a number 2 Phillips screwdriver with a shank of at least 64 mm 2 5 in length tighten the captive screws to 1 1 N...

Страница 3: ...peak or 60 VDC Caution Ensure that hazardous voltage wiring is performed only by qualified personnel adhering to local electrical standards Each relay channel of the cFP RLY 423 has four terminals one...

Страница 4: ...loads and an external power supply to one channel of the cFP RLY 423 as shown in Figure 2 Install a 1 5 A 250 V maximum fast acting fuse suitable for the load at the connected IC terminal to protect...

Страница 5: ...are connected to the relays a large counter electromotive force can occur at relay switching time because of the energy stored in the inductive load These flyback voltages can severely damage the rel...

Страница 6: ...e the circuit you are planning to use Diode and Zener Diode Circuit Diode Circuit 1 This section has been reprinted with permission from American Zettler Inc Diagram Notes Use in DC applications only...

Страница 7: ...hould be smaller than that of the CR circuit Do not utilize for timer loads as leakage current can cause faulty operations Circuit B is suitable for AC or DC If the load is a relay or solenoid release...

Страница 8: ...Isolation and Safety Guidelines Caution Read the following information before attempting to connect the cFP RLY 423 to any circuits that may contain hazardous voltages This section describes the isola...

Страница 9: ...al supply voltages the V and C terminals with other devices including other FieldPoint devices unless those devices are isolated from human contact You must connect the protective earth PE ground term...

Страница 10: ...llation Category II is for measurements performed on circuits directly connected to the electrical distribution system This category refers to local level distribution such as that provided by a stand...

Страница 11: ...operations min Electrical 1 105 operations at rated resistive load Maximum switching frequency Mechanical 20 operations per second Electrical 1 operation per second at maximum load Relay operate time...

Страница 12: ...r altitudes the isolation voltage ratings must be lowered Pollution Degree 2 Safety This product is designed to meet the requirements of the following standards of safety for electrical equipment for...

Страница 13: ...for the most current manuals examples and troubleshooting information For telephone support in the United States create your service request at ni com support and follow the calling instructions or d...

Страница 14: ...0 311 210 Russia 7 095 783 68 51 Singapore 65 6226 5886 Slovenia 386 3 425 4200 South Africa 27 0 11 805 8197 Spain 34 91 640 0085 Sweden 46 0 8 587 895 00 Switzerland 41 56 200 51 51 Taiwan 886 2 252...

Страница 15: ...com are trademarks of National Instruments Corporation Product and company names mentioned herein are trademarks or trade names of their respective companies For patents covering National Instruments...

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