Manual do usuário Watlow Electric Controller Series D8

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SERIES D8
Full Featured
Controller in a
1
⁄8 DIN Package
with DeviceNet™
The Watlow SERIES D8 is a powerful line of controllers that
Features and Benefits
combines performance and flexibility with compact design.
PID control of up to eight loops
Compliance with the Open DeviceNet™ Vendors Association
• Minimizes panel space per loop
(ODVA) and Semiconductor Special Interest Group (SIG)
• Reduces installation time
standards means this controller is easy to integrate into
• Increases reliability,

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DAC and SDAC Modules Figure 1 - Front View The optional DAC and SDAC modules are available for Watlow SERIES D8 controllers. DAC The DAC (digital to analog converter) converts one or two of the controller’s distributed zero crossing (DZC) output signals to analog signals. Each output is field configurable 50 mm for 4-20mAÎ(dc), 0-5VÎ(dc), or 0-10VÎ(dc). (2.0 in.) SDAC The SDAC (serial digital to analog converter) converts one controller output to a precise analog voltage or current signal. T

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Specifications Digital Outputs Operator Interface • 18 digital outputs are available with a 50-pin terminal • 32-character vacuum florescent display board option (See Figure 4 on previous page) • 8-key keypad to access guided menus and prompts, • 11 outputs available with 18-pin terminal block option set values and view channel displays (See Figure 3 on previous page) • Built-in context sensitive help • 1 or 2 control outputs are user assigned for each loop Noise Rejection • Each control output

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Ordering Information DAC/SDAC Ordering Information SERIES D8 Code Number D8 0 - 0 0 0 0 - 0 Code Number D A C - DAC/SDAC Type Number of Loops 4 = 4 loop controller 1 = DAC with 2 each 0 to 5VÎ(dc) outputs 8 = 8 loop controller 2 = DAC with 2 each 0 to 10VÎ(dc) outputs 3 = DAC with 2 each 4 to 20mAÎ(dc) outputs Digital I/O Terminations 4 = Serial digital to analog converter (SDAC) 0 = TB18 (Screw terminals on the controller) Power Supply 1 = SCSI connector, no terminal board or ca