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CFP-DI-330 PDF预览

CFP-DI-330

更新时间: 2022-12-17 12:25:52
品牌 Logo 应用领域
美国国家仪器公司 - NI /
页数 文件大小 规格书
5页 337K
描述
Digital Input Modules for Compact FieldPoint

CFP-DI-330 数据手册

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Digital Input Modules for Compact FieldPoint  
NI cFP-DI-300, NI cFP-DI-301,  
NI cFP-DI-304, NI cFP-DI-330  
• 8-,16-, or 32-channel inputs  
• 24 VDC inputs  
• 4 to 250 VDC inputs  
• 15 to 250 VAC inputs (50/60 Hz AC)  
• 3 to 250 VAC inputs (1 kHz AC)  
• 2,300 Vrms bank isolation for transient  
overvoltage protection  
• Hot-swappable with autoconfiguration  
• -40 to 70 °C operating range  
Separate Ground  
Plane per Channel  
All Channel  
Update Rate1  
Additional  
Features  
Module  
Input Channels  
Input Ranges  
Input Type  
Compatibility Examples  
cFP-DI-300  
cFP-DI-301  
cFP-DI-304  
cFP-DI-330  
8
16  
32  
8
18 to 30 VDC  
18 to 30 VDC  
10 to 30 VDC  
5 to 48 VDC  
5 to 250 VAC  
Sinking  
Sinking  
Sinking  
24 VDC sourcing devices  
24 VDC sourcing devices  
24 VDC sourcing devices  
TTL, CMOS, 12 VDC, 24 VDC,  
48 VDC, 120/240 VAC/VDC  
1 kHz  
1 kHz  
1 kHz  
1 kHz  
Hysteresis  
Input current limiting  
(1.5 mA)  
Sinking or sourcing  
1The all-channel update rate refers to the time the module takes to sample all channels. The overall system update rate is affected by other factors, such as the aggregate module update rate and  
software loop rate. To calculate the system update rate, visit ni.com/info and enter “systemrate.”  
Each channel on the cFP-DI-330 includes circuitry that limits the total  
Overview  
current to 1.5 mA to prevent damaging the module. All channels on the  
National Instruments cFP-DI-3xx devices are versatile digital input  
cFP-DI-3xx modules feature LEDs that indicate the input state of each  
modules available for Compact FieldPoint systems. You can use these  
channel. The modules include an all-channel update rate of 1 kHz. Overall  
modules to monitor digital signals ranging from low-voltage levels up to  
data throughput depends on software loop speeds and network speeds.  
250 V. They are commonly used to monitor proximity and limit switches,  
pushbutton switches, thermostat outputs, relay closures, power circuits, Isolation  
and TTL devices. All the modules include onboard diagnostics to ensure  
The cFP-DI-3xx modules feature bank isolation with 2,300 Vrms of  
trouble-free installation and maintenance.  
breakdown isolation. In addition, the cFP-DI-330 provides double insulation  
for up to 250 Vrms of operational isolation. You can safely use Compact  
Digital Input Modules  
The cFP-DI-3xx modules provide built-in module-to-module isolation to  
FieldPoint with the cFP-CB-1 connector block in applications where  
hazardous voltages are present. These Compact FieldPoint modules do  
protect your Compact FieldPoint system and controller or communication  
not have channel-to-channel isolation.  
interface from high voltage levels. The cFP-DI-300, cFP-DI-301, and  
cFP-DI-304 modules use a common ground plane for all the input  
Field I/O Connections  
channels. Each channel on the cFP-DI-300, cFP-DI-301, and cFP-DI-304  
Compact FieldPoint modules include a built-in power distribution bus  
modules includes current-limiting circuitry to prevent module damage  
that provides multiple power connections on the module. A field-wired  
when connected directly to a 24 VDC source. The cFP-DI-330 uses eight  
power supply connected to the voltage (V) and common (C) terminals is  
optically isolated input channels so that each digital input has a separate  
internally connected to a power distribution bus that delivers additional  
ground plane, and you can use each channel with a different voltage  
breakout terminals for voltage supply (VSUP) and common (COM). These  
potential. Thus, you can connect one channel to a 5 VDC TTL signal and  
terminals offer a convenient way to distribute power to field devices  
another signal on the same cFP-DI-330 module to a 250 VAC line voltage.  
that require external power.  

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