User Guide

Technical Instructions OpenAir™ Non-Spring Return Rotary Electric Damper Actuator
Document Number 155-187P25 24 Vac – Modulating Control
May 19, 2014
Page 2 Siemens Industry, Inc.
Specifications
Power Supply
Operating voltage (G–G0) 24 Vac +20%, -15%
Frequency 50/60 Hz
Power consumption 3.3 VA
Control signal
Input signal (Y-G0)
Voltage-input 0 to 10 Vdc
Input resistance >100K ohms
Feedback signal
Position output signal (U–G0)
(GDE161.1T and GDE161.1N do not have feedback signals)
Voltage-output 0 to 10 Vdc
Maximum output current DC 1 mA
Equipment rating
Rating Class 2 according to UL, CSA
Class III per EN60730
Auxiliary features
Control signal adjustment
Offset (start point) Between 0 to 5 Vdc
Slope (span) Between 2 and 30 Vdc
Dual auxiliary switch contact rating 4A resistive, 2A inductive
Voltage 24 Vac/24 Vdc
DC rating 12 to 30 Vdc
DC 2A
Switch Range
Switch A 0 to 90° with 5° intervals
Recommended range usage 0 to 45 °
Factory setting 5°
Switch B 0 to 90° with 5° intervals
Recommended range usage 45° to 90°
Factory setting 85°
Switching hysteresis: 2°
Function
Torque
GDE 44 lb-in (5 Nm)
GLB 88 lb-in (10 Nm)
Runtime for 90° opening or closing
GDE 90 sec. at 60 Hz (108 sec. at 50 Hz)
GLB 125 sec. at 60 Hz (150 sec. at 50 Hz)
Nominal angle of rotation 90°
Maximum angular rotation 95°
Mounting
Shaft size: Minimum shaft length 3/4-inch (20 mm)
Figure 1. Acceptable Shaft Sizes.