Omron 61F-G4 - User Manual

CSM_61F-G__DS_E_4_2
1
Floatless Level Switch (Basic Type)
61F-G@
Basic Building-block Controllers That Mount
Directly to Panels for Easier Maintenance
• Easy maintenance with building-block Relay Units.
• Easy identification of operating status with LED operation
indicator.
• Lineup includes models for tropical regions and for high
temperatures. Achieve stable detection even in high-
temperature environments.
Refer to Safety Precautions for Floatless Level
Controllers.
Model Number Structure
12
61F-@@
1. Control Application
G: Automatic water supply and drainage
G1: Automatic water supply with idling prevention or water
shortage alarm
G2: Automatic water supply and drainage with abnormal
water increase alarm
G3: Automatic water supply and drainage with full tank and
water shortage alarm
G4: Automatic water supply with water level indicator for
water supply tank and water receiving tank and
prevention of idling due to water shortage
I: Liquid level indication and alarm (no two-wire models)
2. Type
Blank: General-purpose
L 2KM: Long-distance (for 2 km)
L 4KM: Long-distance (for 4 km)
H: High-sensitivity
D: Low-sensitivity
R: Two-wire
T: High-temperature
Position of
LED indicator

Omron 61F-G4 Specifications

General

Model	61F-G4
Electrode Voltage	8 VAC
Rated Current	5 A
Temperature Range	-10 to 55°C
Control Method	Floatless
Protection Rating	IP40
Output	Relay
Operating Temperature Range	-10°C to 55°C
Max Load Current/Contact Output	5 A at 250 VAC (Resistive Load)

Summary

Basic Controllers Overview

Model Number Structure

Ordering Information

Specifications

Standard Models Specifications

Detailed specifications for standard 61F-G series models across various types, including operating conditions and resistance values.

Internal Circuit Diagrams

61 F-11 Relay Unit Details

Application Control Wiring

Automatic Water Supply and Drainage

Wiring diagrams and principles for automatic water supply and drainage control applications.

Pump Idling Prevention & Water Shortage Alarm

Control for pump idling prevention and automatic water supply with shortage alarm functions.

Drainage & Abnormal Water Increase Alarm

Control for automatic drainage and water supply with abnormal water increase alarm.

Overfull Tank Alarms

Control for water supply and drainage with overfull tank alarm functions.

Abnormal Water Increase & Shortage Alarms

Control for water supply and drainage with abnormal water increase and shortage alarms.

Water Source Level & Tank Level Indication

Control with water source level indication, pump idling prevention, and tank level indication.

Three-phase Four-line Circuit Connection

Liquid Level Indication and Alarm (61 F-I)

Two-Wire Connections (61 F-GR)

Dimensions

Standard Model Dimensions

Mechanical dimensions and mounting hole details for standard 61F-G series models.