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Application notes

Universal transmitters

Seneca products

Head mount transmitters

AC alarm trips

AC signal conditioners

Current sensors

DC alarm trips

DC signal conditioners

2 ch. signal conditioners

Math modules

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

API 1090G APD4380
DC Input
Transmitters and Alarms

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
Call API today for information and pricing on ModBUS, CANopen, Ethernet Devices

Seneca T121 New!

New Microprocessor-Based
Head Mount Process Transmitters
NEW DC Input Math, Custom Linearization, and Hi-Lo Select Modules
APD4930 IsoSplitter
IsoSplitter® Signal Splitters
DuoPak®2 Channel Signal Conditioners
Load Cell Amplifiers

Strain Gauge Alarms

current sensor current switch
Current Sensors &
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APD 4930 Features
APD 4930 Features
APD 4000 Features
APD 4000 Features
APD 8000 Features
APD 8000 Features
API 4130 GL New Features
API 4130 GL New 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
API plug in signal conditioners
API plug in signal conditioners
API brochure
API brochure

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