Absolute Process Instruments APD 1800 D _ Potentiom- eter input single alarm. Isolated input.

Absolute Process Instruments APD 1800 D _ Potentiom- eter input single alarm. Isolated input.

Cecomp Electronics, APD 1800 D, Single Alarm Trip, 0-100 Ω to 0-1 Mega Ω Configured Potentiometer Input Range, 9-30 VDC, 10-32 VAC Power

Features with all optional accessories:

• Input sensitivity adjustment
• User adjustable setpoint(s)
• User adjustable deadband(s)
• 8 Amp SPDT contacts
• Input LoopTracker LED
• Alarm status LEDs
• Alarm options: LO, HI/HI, LO/LO, band alarm
• Optional reverse acting
• Optional latching alarms
• Push to test/reset
• Remote push to test/reset
• Full I/O/power isolation
• Removable plugs
• DIN rail mount without tools
• Factory Set AC Input Range
• Alarm Test, Optional Reset Button

Applications:

• Position Alarm
• Tank Level Alarm
• Position Over or Under Alarms

The APD 1800 D will accept any potentiometer input and provides a visual alarm indication and alarm relay contact outputs. Any potentiometer with a value of 0-100 Ω through 0-1 MΩ may be used without affecting accuracy.

Consult factory for offsets and/or input ranges other than 0 to 100% of the potentiometer range.

Front-accessible potentiometers are used to adjust alarm setpoint and deadband

LoopTracker and Alarm Status LEDs

API exclusive features include a LoopTracker LED that varies in intensity with changes in the process input signal.

A red/green bi-color alarm status LED visually indicate alarm status. These LEDs provide a quick visual picture of your process at all times.

Output Test / Unlatch

API’s exclusive Output Test button can be used to verify the alarm and system operation and also provides the additional function of unlatching the alarm when the latching option has been ordered. This feature can be remotely operated.

The output test button greatly aids in saving time during initial startup and/or troubleshooting.

Specifications Table: