Xylem hydrovar Instruction Manual
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The Hydrovar can be configured for speed control through an analog input. The controlling source can be an external
control device such as a PLC, BMS, (Building Management System) or potentiometer. For independently powered
signals, use AI2 on the X1 terminal.
REMOVE COVER
Hydrovar — Speed Control
SPEED CONTROL (ACTUATOR MODE) QUICK-START
GUIDE FOR FIFTH GENERATION HYDROVAR
INSTRUCTION MANUAL
IM297
1. For a 4-20 MA input signal, wire your 4-20MA signal
into X1 Terminal #5 and common on Terminal #6.
2. For a 0-10VDC input signal, wire your 0-10VDC signal
into X1 Terminal #5 and common on Terminal #6.
3. For a 0-20 MA input signal, wire your 0-20 MA signal
into X1 Terminal #5 and common on Terminal #6.
Input Signal
Positive Terminal
Negative Terminal
0-10 VDC
5
6
4-20 mA
5
6
0-20 mA
5
6
Inside cover and control terminal locations
Identify Terminal X1, AI2, Numbers 5 and 6
PROGRAMMING:
Change M105 MODE to Actuator
Change P410 CONFIG SENSOR to Sensor 1
Change 0805 C.REQ.VAL.1 to input signal being used
(I.E. 0-10 VDC, 0-20MA, 4-20MA)
To display your Speed Frequency select menu
P02 ACTUATOR FREQUENCY
© 2017 Xylem Inc. IM297 June 2017
Xylem Inc.
2881 East Bayard Street Ext., Suite A, Seneca Falls, NY 13148
Phone: (866) 325-4210 Fax: (888) 322-5877
www.xyleminc.com
