Product Overview

2 Wilo-Stratos-Z
Domestic (sanitary) hot water circulation
High-efficiency pumps (single pumps)
Series overview Wilo-Stratos-Z
Equipment/function
Operating modes
• Manual control mode (constant speed)
• Δp-c for constant differential pressure
• Δp-v for variable differential pressure
• Δp-T for temperature-controlled differential pressure (programma-
ble via Infra-red device, LON or BacNet)
Manual functions
• Operating mode setting
• Differential-pressure setpoint setting
• Setting automatic setback operation
• Pump ON/OFF setting
• Speed setting (manual control mode)
Automatic functions
• Stageless power adjustment depending on the operating mode
• Automatic setback operation
• Deblocking function
• Soft start
• Full motor protection with integrated overload shut down
External control functions
• "External Off" control input (possible with optional Stratos
IF-Modules)
• "External Min" control input (possible with optional Stratos
IF-Modules)
• "Analogue In 0 - 10 V" control input (remote speed adjustment) (pos-
sible with optional Stratos IF-Modules)
• "Analogue In 0 - 10 V" control input (remote setpoint adjustment)
(possible with optional Stratos IF-Modules)
Signal and display functions
• Collective fault signal (potential-free NC contact)
• Individual run signal (potential-free NO contact) (possible with op-
tional Stratos IF-Modules)
• Fault signal light
• LC display for pump data and fault codes
Data exchange
• Infrared interface for wireless data exchange with IR-Module/IR-Stick
• Serial digital interface BACnet MS/TP Slave for connection to building
automation BA via BUS system RS485 (possible with IF-Modules
Stratos).
• Serial digital LON interface for connection to a LONWorks network
(possible with Stratos IF-Modules)
Dual pump management (dual pump or 2 x single pump)
• Main/standby mode (automatic fault-actuated switchover/time-de-
pendent pump cycling): Various combinations with Stratos IF-Mod-
ules (accessories) possible
• Parallel operation (efficiency-optimised peak load activation and de-
activation): Various combinations with Stratos IF-Modules (accesso-
ries) possible
Scope of delivery
• Pump
• Flange gaskets
• Operating instructions
Accessories
• IR-Module
• IR-Stick
• IF-Modules Stratos: BACnet, LONworks, Ext. Off, Ext. Min, SBM,
Ext. Off/SBM