PANTRONMultiple voltage variants

ISG-A101

The ISG-A101 is a one-channel automatic amplifier with test function, four selectable basic transmit levels, four frequencies, and a relay change-over output. It supports multiple AC and DC supply variants and offers alarm signaling for industrial light-barrier applications.

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Up to 50 m range4 transmit levels4 frequenciesRelay change-overAlarm outputAutomatic operation

Key Features

Automatic transmit-power adjustment.
Test / reset function.
Four selectable basic transmit levels.
Four selectable transmit frequencies.
Relay change-over output.
Alarm output for system monitoring.

Best Fit Applications

General one-channel light-barrier applications.
Retrofit and service replacements where multiple supply voltages are needed.
Installations needing relay change-over output plus alarm indication.

Technical Specifications

Operating voltage	See purchase order table
Operating basis	Modulated infrared light
Transmit frequency	3.7 / 3.85 / 3.97 / 4.1 kHz
Transmit power	Automatic
Basic transmit level	Low1 / Low2 / High1 / High2
Switching behaviour	Light

Switching output	Relay, change over
Output rating	5 A / 230 V AC (24 V DC)
Reaction time	25 ms / 52 ms (low / high level)
Alarm output	PNP
Protection class	IP40
Dimensions	40 x 76.5 x 78.5 mm

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	Standard transmitters
IT-...HP, ITH-...	10 m	25 m	High-power range
ITA-...	20 m	50 m	Longest stated range

Maximum range values shown are for through-beam installations using the listed Pantron transmitter and receiver families.

Ordering and Accessories

Connection / Variant	Order code
230 V AC / ±10% / 4.1 VA	ISG-A101/230VAC
115 V AC / ±10% / 4.1 VA	ISG-A101/115VAC
24 V AC / ±10% / 4.1 VA	ISG-A101/24VAC
24 V DC / ±20% / 1.9 W	ISG-A101/24VDC

Accessory	Order code
Protective enclosure	PanBox 1x1
11-pole DIN socket	ISO1
Retaining clip	RTC 11

Device Notes

DIP combinations for four basic transmit levels and four frequencies.
Alarm output ratings differ for AC and DC operating cases.