Steca TR A502 TT - Technical Data; Controller

53
742.114 | 14.50
EN
15 Technical data
15.1 Controller
Inputs/outputs
Rated voltage (system voltage) 115 ... 230 V~, 50/60 Hz
Own consumption ≤0.8W,twoPt1000temperaturesensorsconnected
Outputs R1, R2
Quantity
Type
Switching current
Voltage
2
TRIAC
1.1 (1.1) A each
115 ... 230 V~, 50/60 Hz
Signal inputs/outputs
Signal inputs 1 ... 5
Quantity
Type of signal inputs 1 ... 4
Type of signal input 5
5
Pt1000 (temperature acquisition)
Pt1000 (temperature acquisition) or
pulse water meter using 1 gal/pulse, 2 gal/pulse,
5 gal/pulse, 10 gal/pulse, 1 l/pulse, 10 l/pulse, 25 l/pulse
(flow rate acquisition)
Signal output R
S
Type
Max. contact load
potential-free NO contact
1 (0) A, 24 V
Signal outputs 0–10 R1, 0–10 R2
Type
Min. working resistance
0 – 10 V
10kΩ
Interfaces
TTL interface
Type
Application
6-pin strip
connection of a TTL/USB interface cable; further informa-
tion can be obtained from your dealer
Hydraulic schemes (systems)
Quantity 11
Display
Type LCD display with backlighting
Application conditions
Degree of protection IP22, DIN 40050 (without front panel: IP20)
Protection class I
Ambient temperature 32 ... 122 °F, when wall-mounted
Physical specifications
Dimensions L x W x H 110 x 160 x 51 mm (4.33 x 6.30 x 2.01 inch)
Weight 370 g (0.82 lbs)
Software class A
Type of action type 1.Y
Type of fastening for permanently
connected cables
type X
Degree of pollution 2
Ball pressure test temperature Casing pan: 257 °F
Other casing parts: 167 °F
Overvoltage category class II (2500 V)
Tab. 8: Technical controller data