lifetime warrantyClick here for
Quotes,
Literature,
Support

API product brochure

API price list

NAFTA certificate


Industry cross reference

Application notes


New APD transmitters

K-line transmitters

AC alarm trips

AC signal conditioners

Current sensors

DC alarm trips

DC signal conditioners

2 ch. signal conditioners

Math & square root

Frequency Alarms

Frequency to DC

DC to Frequency

Loop isolators

Power supplies

Potentiometer input

P-I converters

RTD alarms & transmitters

Signal splitters

Load cell amplifiers

Thermocouple alarms

Thermocouple transmitters

Temperature indicators,
alarms & transmitters

Valve positioners

Accessories & sockets


UL Listed

UL Listed APD Series
Signal Conditioners
APD 8000 New! APD 4000
New APD Series Signal Conditioners
Universal Input, Thermocouple, Thermistor,
RTD, DC, High Accuracy
k121 K-line
K-Line Thin DIN
6 mm Transmitters
Seneca Z-line
Seneca New!
ModBUS, CANopen, Ethernet Devices
Call API today for information and pricing!
API 1090G APD4380
DC Input
Transmitters and Alarms
IsoSplitter
IsoSplitter® Signal Splitters
DuoPak® 2 Channel Signal Conditioners
APD4059
Load Cell Amplifiers

Strain Gauge Alarms

current switch

Current Sensors &
Switches
Download Our Latest Literature

APD 4000 Features
APD 4000 Features
APD 8000 Features
APD 8000 Features
Seneca K-Line brochure
Seneca K-Line brochure
API catalog 2015
API 8 pg catalog
APD signal conditioners
APD signal conditioners
APD IsoSplitter signal splitters
APD IsoSplitter signal splitters
APD HV-DC signal conditioners
APD high voltage input signal conditioners
APD DC/pot. dual channel/splitter
APD DC/pot. dual channel/splitter
API plug in signal conditioners
API plug in signal conditioners
API brochure
API brochure
javascript

Our Mission: Absolute Process Instruments is committed to designing, manufacturing, and selling quality products that provide our customers with cost-effective solutions to their industrial process measurement challenges, while maintaining long-term harmonious and mutually beneficial relationships with our customer, dealers, distributors, suppliers, employees, and shareholders.

Since 1988Absolute Process Instruments History