Page Comparison

Parameter

Range

Ambient operating temperature

0 to 40°C, max 70% rH

Flow pipe temperature

75°C max

Transportation & storage temperature range

-20 to +65°C, max 70% rH

Dimensions (LWH)

83 x 60 x 64 mm (63 x 60 x 64 without valve connector)

Weight

280 g (not including packing)

Operation at high altitude

Max 2000 m / 6500 ft above sea level

Max pin stroke (calibration range)

> 5.5 mm

Operating pin stroke (0-100%)

2.56 mm typical

Pin Stroke Resolution

Steps of 1%

Adjustment speed

0.727 mm/s typical

Stall force

100N

Noise level

< 35 dB(A) @ 70 N load

Radio Communication Interval (default)

10 minutes

Radio Communication Interval during Installation Cycle

10 seconds for 5 minutes

Radio Communication attempt Interval (after join fail or 6 consecutive communication fails)

3 * 10 seconds

Then 2 minutes

Then 60 minutes

Valve protection and Auto-off when active but not installed on valve body

Every 6 weeks: Execute run-in sequence.

On pass return to previous position.

On fail enter mounting position, communicate OFF and shut down.

Antifreeze

Valve side sensor <= 6°C

Safe position default

Depending on Safety Mode:

Either default temperature setpoint

Or default valve position

Default: Setpoint Ambient 20°C

Operating Modes

Valve Position [%]

Target Ambient Temperature (°C)

Default: Valve Position

Accuracy of internal valve side temperature sensor

±0.5°C

Accuracy of internal ambient temperature sensor

±0.5ºC

Default offset of internal valve-side temperature sensor

+5K

(Added to the raw sensor value FSRV)

Energy storage

LTO (Nominal 500mAh)

Energy generation minimum requirement

90 days / year @ 45ºC flow pipe temperature

Battery voltage flag (ES)

Battery-low flag will be set

when battery voltage drops below 2.3V

Conformity

Radio

Radio EMC

EMC

EU Human Exposure

Product safety

CE:

EN300220-2V3UKCA:
EN 300 220-2 V3.1.1 & EN300220-2V3.2.1 & EN300220-1V3.1.1

EN301489-1 V2.2.3 / -3 V2.1.1

EN55014-1 / -2

EN62479

EN60335
EN 301 489-1 V1.9.2
EN 55014-1:2017
EN 55014-2:1997/A1:2001/A2:2008/AC:1992
EN 62479:2010
EN 60335-1:2012/AC:2014/A11:2014
EN IEC 63000:2018

Radio specification

868.0 - 868.6 MHz, 14 dBm

SF7