PD688 Loop Leader Loop-Powered Intrinsically Safe & Nonincendive Digital Panel Meter
Brand: Precision Digital CorporationThe Loop Leader PD688 is an Intrinsically Safe and Nonincendive, loop-powered, 1/8 DIN digital panel meter designed for hazardous process control applications.
The fact that this meter is loop-powered means that there is no need to run additional, costly power lines into a hazardous area; the meter gets all of the power it needs from the 4-20 mA loop.
The PD688 loop-powered indicator is built in a shallow-depth case with an FM Type 4X front and features loop-powered backlighting and a wide -30 to 65°C operating temperature range.
It doesn't matter if it's indoors or outdoors, in bright sunlight or a dimly lit plant, or in an area that is wet, dirty, hot, or cold, the Loop Leader can go just about anywhere.
The PD688 can be installed in just about any hazardous area environment under the FM, CSA, and ATEX standards.
- 4-20 mA Input
- 5-Digit Display
- 0.6" (15.2 mm) LCD
- FM Type 4X, IP65 Front
- Shallow Depth Case 3.2" Behind Panel
- 2 V Drop (5.7 V with Backlight)
- Loop-Powered Backlight
- Custom Engineering Units
- Bargraph Display & Trend Arrow
- Maximum & Minimum Display
- Square Root, or Programmable Exponent
- Non-Volatile Memory - No Battery Needed
- Operating Temperature Range: -30 to 65°C
- Intrinsically Safe & Non-Incendive
- CE, ATEX, FM, and CSA Certified
- HART Protocol Transparent
Specifications
Display
- Five digits: -99999 to 99999, 0.60" (15.2 mm) high, 7-segment, automatic lead zero blanking
Bargraph
- 20-segment, 0% to 100% indication
Backlight
- Bright orange (intensity varies with signal)
Display Update Rate
- 2.5/second
Programming Method
- Four front panel buttons
Operating Temperature
- -30° to 65° C (-22° to 149° F)
Storage Temperature
- -40° to 65° C (-40° to 149° F)
Humidity
- 0 to 90% RH, Non-Condensing
Enclosure
- 1/8 DIN, high impact plastic, UL 94V-0, color: gray
Mounting
- 1/8 DIN panel cutout
Tightening Torque
- 0.5 Nm (4.5 in/lb) Screw Terminal Connectors
Accuracy
- Input: ± 0.03 % of Span ± 1 Count
- Input (Square Root & Programmable Exponent): 10 to 100 % of Full Scale
Connections
- Screw Terminals Accept 12 to 22 AWG Wire
Approvals & Certifications
- ATEX
- FM
Overall Dimensions (H x W x D)
- 2.45" x 4.68" x 4.19" (62 x 119 x 106 mm)
Weight
- 5.7 oz (162 g)
Input
- 4-20 mA
Environmental Protection
- IP65
- IP66
- NEMA 4X
Communication
- HART
Documentation
Product Manuals
Certifications
Data Sheet
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