Sorel LTDC - Specifications; Electrical Specifications; Inputs and Outputs

Specifications
Electrical specifications:
Power supply 100 - 240VAC, 50 - 60 Hz
Power consumption /
standby
0,5 W - 2,5 W/ 0,5 W
Internal fuse 1 1
Protection category IP40
Protection class / overvoltage category II / II
Inputs/Outputs Measuring range
Sensor inputs 6 PT1000 -40 °C ... 300 °C
Sensor inputs VFS / RPS 2 Grundfos Direct Sensor
or SIKA Vortex Flow
Sensor
0°C-100°C | 2...40 l/min
VFS type in l/min 1 - 12, 2 - 40, 5 - 100, 10 - 200
RPS type in bar 0 - 0.6, 0 - 1, 0 - 1.6, 0 - 2.5, 0 - 4, 0 - 6, 0 - 10
VVX 15 in l/min 2 - 40
VVX 20 in l/min 5 - 80
VVX 25 in l/min 7 - 150
Version 1 Version 2 Version 3 Version 4
Pt 1000 Measuring range -40 °C ... 110 °C 5 5 6 6
Sensor input VFS / RPS 0 0 2 2
mechanical relay as alternating contact (R)
460VA for AC1 / 460W for AC3
1 1 1 1
electronic relay min. 5W ... max. 120W for AC3 0 2 0 2
0-10V output (Tolerance +/- 10%) 10 kΩ load V1 V1 V1-V2 V1-V2
PWM output freq. 1 kHz, level 10 V V1 V1 V1-V2 V1-V2
Max. cable length
Collector sensor S1 <30m
other Pt1000 sensor <10m
VFS/RPS sensors <3m
CAN <3m; at> = 3m, a shielded twisted pair cable must be used. Isolate shield-
ing and connect it to the protective conductor of only one of the devices.
0-10V/PWM <3m
mechanical relay <10m
Interface
Fieldbus CAN
Permissible Ambient Conditions
for controller operation 0 °C - 40 °C, max. 85 % rel. humidity at 25 °C
for transport/storage 0 °C - 60 °C, no moisture condensation permitted
Other Specifications and Dimensions
Housing design 2-part, ABS plastic
Installation methods Wall installation, optionally panel installation
Overall dimensions 163 mm x 110 mm x 52 mm
Aperture installation dimen-
sions
157 mm x 106 mm x 31 mm
Display Fully graphical display, 128 x 64 dots
Light diode multicolour
Real Time Clock RTC with 24 hour power reserve
Operation 4 entry keys
Scope of supply
l Solar multi-circuit controller LTDC
l 3 screws 3,5 x 35 mm and 3 plugs 6 mm for wall installation.
l 6 strain relief clips with 12 screws, replacement fuse 1x T2A / 250 V
l LTDC Installation and operating instructions
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