WAGO 750-557 4-Channel Analog Output Module

Technical Overview

Generates four isolated ±10VDC analog output signals with 12-bit resolution and CAGE CLAMP® connections for DIN rail mounting.

Key Features

4 analog output channels
Signal type: ±10 VDC
12-bit resolution
500 V system/field isolation
CAGE CLAMP® connection technology
DIN-35 rail mounting
IP20 protection type
Operating ambient temperature: 0 to +55 °C
Output error deviation (max.): 0.1 % of upper-range value

Technical Specification Matrix

Parameter	Value
Number of Analog Outputs	4
Signal Type (Voltage)	±10 VDC
Resolution	12 Bit
System Supply Voltage	5 VDC
Field Supply Voltage	24 VDC (-25 … +30 %)
Isolation	500 V system/field
Load Impedance (Voltage Output)	≥ 5 kΩ
Conversion Time (typ.)	10 ms
Output Error, Deviation (max.)	0.1 % of upper-range value
Temperature Error (max.)	0.01 %/K of output range value
Ambient Temperature (Operation)	0 … +55 °C
Ambient Temperature (Storage)	-40 … +85 °C
Protection Type	IP20
Mounting Type	DIN-35 rail
Connection Technology	CAGE CLAMP®
Housing Material	Polycarbonate; polyamide 6.6
Current Consumption (5 V system supply)	125 mA
Current Carrying Capacity (power jumper contacts)	10 A
Physical Weight (kg)	0.05
Dimensions L x W x H (cm)	10 x 1.2 x 6.98

Industrial Applications

1. Industrial Process Control for Analog Actuators

In chemical processing or manufacturing, precise control of proportional valves, variable frequency drives (VFDs), or other analog actuators is essential. This module accurately converts digital control signals from a PLC into isolated ±10V analog signals for fine-tuned process parameter management.

Problem Solved

Enables a PLC to precisely control up to four analog field devices, such as proportional valves or VFDs, ensuring accurate and stable control of process variables (e.g., flow, pressure, motor speed). The 500V system/field isolation protects the control system from electrical noise and disturbances in the industrial environment.

PLC ControlProportional ValveVariable Frequency Drive (VFD)Process Automation12-bit DACElectrical Isolation

2. Building Automation for HVAC Systems

Modern Building Management Systems (BMS) require accurate analog control for heating, ventilation, and air conditioning (HVAC) components. The WAGO 750-557 provides the necessary ±10V signals for controlling ventilation dampers, heating/cooling valves, and fan speeds.

Problem Solved

Provides precise ±10V control signals for up to four HVAC actuators (e.g., damper actuators, valve actuators) in large commercial or industrial buildings, allowing for granular environmental control and energy optimization. Its compact 12mm width and DIN-rail mounting simplify integration into existing control cabinets.

HVAC ControlBuilding Management System (BMS)Damper ActuatorsValve ControlFan Speed ControlEnergy Efficiency

3. Test and Measurement Systems for Component Stimulation

In industrial test benches, generating stable and accurate analog stimulus signals is crucial for calibrating sensors, simulating process inputs, or driving small actuators during product development and quality assurance. This module delivers four isolated ±10V outputs for such applications.

Problem Solved

Offers a reliable and isolated method to generate up to four precise ±10V analog test signals with 12-bit resolution for stimulating sensors, simulating process variables, or driving small actuators. This ensures consistent and repeatable test conditions for equipment calibration, functional testing, and diagnostics within industrial test and measurement setups.

Test BenchSensor SimulationActuator DrivingCalibrationIndustrial TestingSignal GenerationData Acquisition