Model PD128

PLC Annunciator

When it comes to low-cost, high efficiency and ease of use, the PD128 beats message centers and pilot lights hands down. The PD128 is a low-cost easy-to-use PLC annunciator that displays up to 8 messages at once, and features a built-in horn. Interchangeable LEDs (Red, Yellow, Green) allow for customized alarm messages. Powered directly from the PLC, the PD128 accepts standard digital output signals, requires no programming and can be connected in minutes. Precision Digital also prints custom message labels free of charge.

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Features

Displays up to 8 messages at once Interchageable LED colors (red, yellow, green) Free custom message labels Built-in horn

• Low-cost - Less Than Half The Price of a Message Center
• Powered from PLC
• No Programming
• Accepts Common High or Common Low Input Signals
• Simple Installation

Changing LED Color	Signal Connections
Changing LED color is a simple matter of removing the existing one from its socket and replacing witht the desired color.	Common Low inputs are connected to J1 header on the right (pictured). Common High inputs would be connected to header J2 on the left.

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Ordering Information

Model:	Description:	Six-pack box
PD128	PLC Annunciator	Buy a 6-Pack and Save 20%!
PD128-6*	6-pack of PD128s
PDX128G	Green LEDs (10)
PDX128Y	Yellow LEDs (10)

*Six-pack not for individual re-sale.

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Specifications

• NUMBER OF INPUTS: 8 visual per unit + 1 audio
  
• TYPE OF INPUTS:
  1. Logic Levels: Low = 0 to .8VDC; High = 4.7 to 24VDC
     a. Common Low Input - activates when input goes high.
     b. Common High Input - activates when input goes low.
  2. NO switches: External power required to power switch.
  3. Open Collector Transistor: (common low only) transistor must be turned off to detect an alarm. Transistor ON under normal conditions.
• OUTPUTS:
  
  1. Audible: Built-in horn
     
  2. Visual: Red LED next to alarm message.
     
  May be replaced with yellow or green.
  

  ALARM MESSAGES: Free
  Custom printed, 1 line per message at 14 characters per line. Factory or field printable.
  

  ENVIRONMENTAL:
  

  Operating temperature range: -20 to 70^oC
  

  Storage temperature range: -40 to 85^oC
  

  Relative humidity: 0 to 90% non-condensing
  

  ENCLOSURE: 1/8 DIN, high impact plastic, UL 94V-0.
  

  FRONT PANEL: NEMA 4X, panel gasket provided.
  

  CONNECTIONS: Removable screw terminal block (provided).

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