PANTRONISG-A144Relay output

ISG-A144

The ISG-A144 is the relay-output version of the teach-capable A143 platform. It provides automatic transmit power adjustment, teach1 / teach2 modes, test input, selectable switching behavior, selectable frequency, and a change-over relay output for harsh industrial automation environments.

Datasheet PDF Operating Guide PDF

Up to 50 m rangeTeach1 / Teach23.7 / 4.1 kHzTest inputLight / DarkRelay change-over

Key Features

Automatic transmit power adjustment with teach function.
Teach1 / teach2 modes shown in the catalog mode table.
Basic transmit level low1 / low2 selection.
Selectable light / dark switching behavior and selectable frequency.
Change-over relay switching output plus PNP alarm output.
Front-panel test / reset for system checks.

Best Fit Applications

Relay-based control systems that need teach-assisted setup.
Long-range optical detection in dirty, wet, or dusty environments.
Machine retrofits that use DIN-plug relay amplifiers.
Installations needing configurable but straightforward optical amplifier behavior.

Technical Specifications

Channels	1
Operating voltage	See order table
Operating basis	Modulated infrared light
Transmit frequency	3.7 kHz / 4.1 kHz
Transmit power	Automatic
Basic transmit level	low1 / low2
Switching behaviour	Light / Dark
Switching delay	-
Multiplex speed	-
Primary / Secondary operation	-
Teach function	teach1 / teach2

Switching output	Relay, change over
Output rating	5 A / 230 V AC (24 V DC)
Reaction time	25 ms
Alarm output	PNP
Alarm output rating ...AC	5 mA / 24 V DC
Alarm output rating ...DC	100 mA / 24 V DC
Test input	0 ... 30 V DC
Analog output	-
COM interface	-
Housing material	Plastic
Protection class	IP40 (EN 60529)
Connection	11-pole DIN-plug
Operating temperature	-25 C ... 50 C
Dimensions	40 x 76.5 x 78.5 mm

Purchase Order Table

Operating voltage	Order code
230 V AC / +-10% / 4.1 VA	ISG-A144/230VAC
115 V AC / +-10% / 4.1 VA	ISG-A144/115VAC
24 V AC / +-10% / 4.1 VA	ISG-A144/24VAC
24 V DC / +-20% / 1.9 W	ISG-A144/24VDC

Operation Modes

Profile	1	2	3	4
teach2	ON	ON	dark / ON	4.1 kHz / ON
teach1	ON	OFF	dark / ON	frequency selectable
low2	OFF	ON	light / OFF	frequency selectable
low1	OFF	OFF	light / OFF	3.7 kHz / OFF

Compatible Sensor Pairs and Maximum Through-Beam Range

Transmitter family	With receiver IRL-...	With receiver IR-...	Typical use note
IT-..., ITL-...	7 m	15 m	Compact standard option
IT-...HP, ITH-...	10 m	25 m	Higher power range extension
ITA-...	20 m	50 m	Longest stated range for this family