PD688 Loop Leader™ PLI Comparison |
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The following chart compares the PD688 Loop Leader™ PLI with the PD682, which has been discontinued.
| Feature |
PD682 |
PD688 |
| Number of digits |
3½ |
5 (-99999 to 99999) |
| Digit size |
0.5" (12.7 mm) |
0.6" (15.2 mm) |
| Accuracy |
±0.1% of span ±1 count |
±0.03% of span ±1 count |
| Front panel rating |
None |
FM Type 4X, IP65 |
| Front bezel area |
3.82" x 1.88" |
4.68" x 2.45" |
| Depth behind panel |
4.4" |
3.2" |
| Temperature range |
-40 to 70°C |
-30 to 65°C |
| Voltage drop |
1.0 V |
2.0 V w/o backlight
5.7 V with backlight |
| Backlight |
Not available |
Standard |
| Engineering units |
Not available |
Custom, on-screen |
| Bargraph |
Not available |
Standard |
| Max/Min display |
Not available |
Standard |
Square root &
Programmable exponent |
Not available |
Standard |
| Low-flow cutoff |
Not available |
Standard |
| Setup |
Jumpers |
4 front panel buttons |
| Calibration |
Trim pots |
With or without signal |
| Calibration range |
-500 to 1999 |
-99999 to 99999 |
| Password protection |
Not available |
Standard |
| Over current protection |
30 mA |
2 A |
| Approvals |
FM |
FM & CSA |
| Warranty |
1 year |
3 years |
| Weight |
5.9 oz (166 g) |
5.7 oz (162 g) |
| Price |
$219 |
$309 |
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