Installation Instructions

ManualsBrandsSiemens ManualsShort Stroke (BC3)599 Series Zone Valve Bodies: Two-Way and Three-Way Technical Instructions

599 Series Zone Valves

Document No. 129-346

December 3, 2009

SSA/P Electronic Zone Valve Actuator

24 Vac Floating or 0 to 10V Control

Fail-in-Place

Item Number 129-346, Rev. DA Page 1 of 4

Product Description

The SSA/P actuator requires 24 Vac, Class 2 power, and

a 0 to 10 Vdc or floating control signal to control 599

Series Zone Valves with 1/10-inch (2.5 mm) stroke.

Warning/Caution Notations

WARNING:

Personal injury/loss of life may

occur if you do not follow a

procedure as specified.

CAUTION:

Equipment damage, or loss of

data may occur if you do not

follow the procedures as

specified.

Product Numbers

Description

Actuator

Code

SSA81U

Normally Closed Floating

244

SSA61U

Normally Closed 0 to 10 Vdc

245

SSP61U

Normally Open 0 to 10 Vdc

248

Contents: One actuator

Required Tools

• Small flat-blade screwdriver

• Wire stripper

Estimated Installation Time

20 minutes

Prerequisites

WARNING:

If mounting the actuator to a valve

already in line:

• Close the shut-off valves in the

piping (upstream first, then

downstream);

• Switch off the pump to allow the

differential pressure in the valve to

drop.

Figure 1. Acceptable Mounting Positions. *

*The vertical position is recommended for mounting.

WARNING:

Disconnect the controller power before

replacing the actuator.

Summary of content (4 pages)

PAGE 1
Installation Instructions Document No. 129-346 December 3, 2009 599 Series Zone Valves SSA/P Electronic Zone Valve Actuator 24 Vac Floating or 0 to 10V Control Fail-in-Place Product Description Prerequisites The SSA/P actuator requires 24 Vac, Class 2 power, and a 0 to 10 Vdc or floating control signal to control 599 Series Zone Valves with 1/10-inch (2.5 mm) stroke. Warning/Caution Notations WARNING: Personal injury/loss of life may occur if you do not follow a procedure as specified.
PAGE 2
Document No.129-346 Installations Instructions December 3, 2009 Installation Wiring Mounting an Actuator to a Valve CAUTIONS: • The black actuator attachment support ring must be in place on top of the valve bonnet before installing the actuator. If the support ring is not in place, damage to the actuator connection may result. 2. SSA61/81: Using the 3mm hex wrench, rotate the manual override to the "1" position before installing on a valve assembly. SSA/P61U Figure 3.
PAGE 3
Document No. 129-346 Installation Instructions December 3, 2009 Start-up Check the wiring and the position indication. See Figure 4 for referred positions "0" and "1" on the position indicator disc. SSA61U and SSA81U Normally Closed When the position indicator disc is at the "0" position the output shaft is extended (two-way valve closed). When the position indicator disc rotates to position "1", the output shaft is retracted (two-way valve open).
PAGE 4
Document No. 129-346 Installation Instructions December 3, 2009 Service Envelope Minimum access space recommended: 8-inches (200 mm) above the actuator. Dimensions Figure 7. Dimensions of the SSA/P Series Actuator in Inches (mm). Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models as design improvements are introduced. Product or company names mentioned herein may be the trademarks of their respective owners.