IR-TEC International Ltd.

MRD‑734SZ Series

SmartDALI Occupancy Sensor

The MRD‑734SZ is a Zhaga Book 18 Type B compatible DALI occupancy sensor featuring multi-scheme bi-level StepDIM or continuous SmartDIM control for outdoor smart lighting.

Through an easy twist and lock connection with standard Zhaga Book 18 receptacle on the luminaire, the sensor can provide smart sensing control as programmed to the integrated luminaire with D4i certified driver.

Programming Tool - SRP-280

Omni‑directional pyroelectric infrared sensor
Digital data control ALS for daylight harvesting
Supports DALI drivers with AUX and bus powers
Supports 4-pin Zhaga Book 18 edition 2 receptacle
DALI broadcast command for standalone control
Multi-level high/low StepDIM or SmartDIM control
Exceptionally long range of remote programming
2-way IR remote programming tool for all settings
Multiple lens options selectable for different ranges
IP-66 and IK-08 protections for outdoor applications
Occupancy sensing status digitial output available

Models	Tech	ALS	Power	Output	Setting	Connection	Control
MRD‑734SZ b	PIR	●	Aux (+24V) or DALI bus power	DALI	Remote	Zhaga Book 18 (Type B)	Multi‑mode, multi‑level SmartDIM control
b - lens code

LEGENDS:
PIR - Passive infrared

Lens Options	Code	Coverage
Standard Cone	A
Extra Wide Cone	B
High Bay Cone	C
Standard Flat Round	D
Extra Wide Dome	F
Aisle Way Arch (Not for IP-66)	G
High Bay Dome	H
Long Aisle Arch (Not for IP-66)	L

Product Information

MRD-734SZ Datasheet
MRD-734SZ Installation Instruction
Lens Options Datasheet
Lens Installation Instruction

Features

Omni‑directional pyroelectric infrared sensor
Digital data control ALS for daylight harvesting
Supports DALI drivers with AUX and bus powers
Supports 4-pin Zhaga Book 18 edition 2 receptacle
DALI broadcast command for standalone control
Multi-level high/low StepDIM or SmartDIM control
Exceptionally long range of remote programming
2-way IR remote programming tool for all settings
Multiple lens options selectable for different ranges
IP-66 and IK-08 protections for outdoor applications
Occupancy sensing status digitial output available

Series Available

Models	Tech	ALS	Power	Output	Setting	Connection	Control
MRD‑734SZ b	PIR	●	Aux (+24V) or DALI bus power	DALI	Remote	Zhaga Book 18 (Type B)	Multi‑mode, multi‑level SmartDIM control
b - lens code

LEGENDS:
PIR - Passive infrared

Lens Options

Lens Options	Code	Coverage
Standard Cone	A
Extra Wide Cone	B
High Bay Cone	C
Standard Flat Round	D
Extra Wide Dome	F
Aisle Way Arch (Not for IP-66)	G
High Bay Dome	H
Long Aisle Arch (Not for IP-66)	L

Download

Product Information

MRD-734SZ Datasheet
MRD-734SZ Installation Instruction
Lens Options Datasheet
Lens Installation Instruction