Loop Powered LCD Digital Panel Meters
DK790 EPIC SERIES
4 1/2 Digit LCD with Loop Power Board
| Features and Benefits: | ||
| ◊ Low-cost, high-performance DPMs or many OEM DPMs ◊ Optional RED, GREEN or AMBER backlighting ◊ Snap-in bezel mount eliminates mounting hardware ◊ Resistant to RF and EMI ◊ 4½ digits with high-contrast LCD ◊ 4-20 mA loop powered input ◊ User-selectable, displayed engineering units |
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Specifications: |
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|---|---|---|
| Display: | Digits: | 4 ½ digits (±19999 counts) |
| Type: | 0.45" (11.4 mm) 7 segment LCD | |
| Backlighting: | Optional Red Negative (red numbers/black background) | |
| Optional Green Negative (green numbers/black background) | ||
| Optional Amber Negative (amber numbers/black background) | ||
| Optional Green Positive (black numbers/green background) | ||
| Polarity: |
automatic, “-” displayed | |
| Annunciators: |
°F, °C, PSI, %, user selectable or V, A, KW, PF | |
| Decimal Points: |
4 position, user-selectable | |
| Overrange: |
four lower order digits blank for inputs >19999 & < -19999 | |
| Inputs: | Ranges: | 4-20 mA DC |
| Configuration: |
bipolar differential | |
| Protection: |
±350 VDC, (±100 VDC on 200 mV range) | |
| Impedance: |
300Ω nominal @ 20 mA | |
| Performance: | Accuracy: | ±(0.1% fs + 2 count) |
| Conversion Rate: |
3 per second | |
| Normal Mode Rejection: |
>30 dB @ 60 Hz | |
| Adjustments: |
span (gain) and zero (offset) with course setting | |
| Warmup: | 10 minutes typical | |
| Temperature Coefficient: | ±100 ppm per °C typical | |
| Environment: | Operating Range: |
0 to 50 °C |
| Storage Range: |
-10 to 70 °C | |
| Power Supply: | powered by the milliamp control loop |
|
| Optional Backlight: | 24 VDC at 35 mA typical |
|
| Mounting: |
snap-in bezel mount | |
| Connection: | 2 screw terminal (4 with backlight) | |
| Ordering Information: | |
| PART NUMBER | INFO |
| DK790 |
NO BACKLIGHT LCD, RANGE: 4-20mA, MOUNTING: SNAP IN |
| DK790P |
NO BACKLIGHT LCD, RANGE: 4-20mA, MOUNTING: SNAP IN, WITH POWER ENGINEERING UNITS |
| DK791 |
NEGATIVE AMBER LCD, RANGE: 4-20mA, MOUNTING: SNAP IN |
| DK791P |
NEGATIVE AMBER LCD, RANGE: 4-20mA, MOUNTING: SNAP IN, WITH POWER ENGINEERING UNITS |
| DK793 |
NEGATIVE GREEN LCD, RANGE: 4-20mA, MOUNTING: SNAP IN |
| DK793P |
NEGATIVE GREEN LCD, RANGE: 4-20mA, MOUNTING: SNAP IN, WITH POWER ENGINEERING UNITS |
| DK794 |
NEGATIVE RED LCD, RANGE: 4-20mA, MOUNTING: SNAP IN |
| DK794P |
NEGATIVE RED LCD, RANGE: 4-20mA, MOUNTING: SNAP IN, WITH POWER ENGINEERING UNITS |
| DK795 |
POSITIVE GREEN LCD, RANGE: 4-20mA, MOUNTING: SNAP IN |
| DK795P |
POSITIVE GREEN LCD, RANGE: 4-20mA, MOUNTING: SNAP IN, WITH POWER ENGINEERING UNITS |
| PW2-24 |
DC Power Supply, 120 AC Input, 24 VDC @ 100mA Output |
DATA SHEET
WIRING DIAGRAM
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