Glandless Pumps - THERMO-ECO-ENGINEERING úvod

Switchgears and Control Devices
Wilo-VR, CRn and CR control devices
Signal Transmitters and Accessories
Outdoor temperature sensor KTY/ PT
65
38
53
65
35
Transmitter for wall mounting for outdoor
temperature indication.
>Required accessory:
- Connection line (on-site)
up to 25 m: 3 x 0.75 mm 2 , shielded
up to 100 m: 3 x 1.50 mm 2 , shielded
up to 250 m: 3 x 2.50 mm 2 , shielded
>Technical Data
Protection class: IP 65
Temp. range: –25 °C to +80 °C
4,2
M16
50
KTY 10 temperature board
T (feed) T (return) T (external)
+ - + - + -
X3 1 2 3 4 5 6
Feed
temperature
Return
temperature
External
temperature
Terminal diagram, KTY 10 temperature board
Additional board for upgrading Wilo-CR-
System switchgear series for utilisation of
the control modes:
- Differential temperature control (T)
- Feed / return temperature control (±T)
- Differential pressure – temperature-superimposed
(p-T)
>Design
3 analogue inputs for TSG temperature
sensors:
- Feed temperature (+T)
- Return temperature (-T)
- Temperature reference value (T)
Fixation material, CAN bus cable and 2 pcs.
TSG temperature signal transmitters are
included in the scope of delivery.
>Technical Data
Measuring
range: ±T: - 20 ... +150 °C
T: 10 K
Resolution: 10 bits
Accuracy: 0.2% of upper limit
+ transmitter tolerance
Ambient
temperature: 0 °C to +40 °C
Dimensions: 100 mm x 120 mm
Weight: about 0.5 kg
PT 100 temperature board
T (feed) T (return) T (process)
+ - + - + -
X3 1 2 3 4 5 6 7 8 9
Feed
temperature
Return
temperature
External
temperature
Two-wire
circuit
Three-wire
circuit
Terminal diagram, PT 100 temperature board
Additional board for upgrading Wilo-CR-
System switchgear series for utilisation of
the control modes:
- Differential temperature control (T)
- Feed / return temperature control (±T)
- Differential pressure – temperature-superimposed
(p-T)
>Design
3 Analogue inputs for PT temperature sensors
100 in 2-/ 3- and 4-conductor technology
to be provided on-site by the customer:
- Feed temperature (+T)
- Return temperature (-T)
- Temperature reference value (T)
Fixing sundries and CAN-bus cable are
included in the scope of delivery.
>Technical Data
Measuring
range: ±T: - 20 ... +150 °C
T: 5 K
Accuracy: ± 2 K (in reference to
standard values as per
DIN IEC 751 )
+ transmitter tolerance
Ambient
temperature: 0 °C to +40 °C
Dimensions: 100 mm x 120 mm
Weight: about 0.5 kg
418 Subject to change without prior notice 09/2006 WILO AG