Sorel STDCV3

Description

 

Small Temperature Difference Controller for simple systems

For 9 solar, storage and solid fuel boiler-systems

The STDC is available in different versions with variable relay combinations. It can be equipped with or without speed-control of standard pumps, high-efficiency pumps or both, just according to your needs. 

 

Connections:

3 sensor inputs for Pt1000 temperature sensors

1 relay plus 1 optional PWM0-10V output

 

Features:

for 9 basic systems

Self-explanatory operation via 4 entry keys

Multilingual full-text menu with help texts and graphic mode with animations High-contrast lighted display with 128x64 dots

Function check and graphical system analysis with long-term memory for statistics about heat quantity and operating hours

RTC Real Time Clock with >24h power reserve

White housing RAL9003, protection class IP40, dimensions H 115mm W 86mm D 45mm

Mounting hardware, spare fuse and user manual

 

Basic systems:

Solar with storage

Solar with swimming pool

Solid fuel boiler with storage

Storage transfer

Return flow increase

Thermostat function

Universal Delta T

Stop valve

Solar with heat exchanger and pool (V3 and V4 only)

THIS CONTROLLER IS NOT SUITABLE FOR SPEED CONTROL OF A-RATED DOMESTIC HEATING PUMPS

 

STDC Version 3

Technical features

 

Temperature sensors Pt1000: 0

Relay outputs 230V* of which for speed control of standard pumps: 1 0

Outputs 0..10V or PWM signal: 1

VFSRPS sensors: 0

Number of applications: 9

LEDs redgreen for display of operating status: 0

Simple heat metering: Yes

Flow based heat metering (Grundfos VFS sensor): No

Pressure monitoring (Grundfos RPS sensor): No

Time and temperature-controlled thermostat function: Yes

Battery-backed Real Time Clock: Yes

Legionella protection via solar: Yes

Legionella protection via additional heating: No

Cooling function: No

Setup wizard: Yes

System protection: Yes

Collector protection: Yes

Storage protection: Yes

Anti-freeze programs: Yes

Recooling: Yes

Start logic for vacuum tube collectors: Yes

Control program for self-dumping systems (drain-back): No

Data storage with statistics and graphic analysis: Yes

Error memory and analysis with date and time: Yes

Menu blocker: Yes

Ethernet connection (via data logger): No

Warranty: 2 Years

 

Out of stock - pre order - restock within two weeks

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