2
Model Identification
The ATR244 series includes 5 versions:
Models with power supply 24..230 VAC/VDC ±15% 50/60 Hz – 6 Watt/VA
ATR244-12ABC
1 analogue input + 2 relays 2 A + 2 SSR + 2 D.I. + 1 analogue output V/mA
ATR244-12ABC-T 1 analogue input + 2 relays 2 A + 2 SSR / D.I. + 1 analogue output V/mA + RS485
ATR244-13ABC
1 analogue input + 3 relays 2 A + 2 SSR + 2 D.I. + 1 analogue output V/mA
Model with power supply 24 VAC/VDC ±15% 50/60 Hz – 6 Watt/VA
2 analogue input + 3 relays 2 A + 2 SSR + 2/4 D.I. + 2 analogue output V/mA +
ATR244-23A-T
RS485 + CT
Model with power supply 115..230 VAC ±15% 50/60 Hz – 6 Watt/VA
2 analogue input + 3 relays 2 A + 2 SSR + 2/4 D.I. + 2 analogue output V/mA +
ATR244-23BC-T
RS485 + CT
3
Technical Data
3.1
General Features
Displays
Operating temperature
Sealing
Material
Weight
3.2
Hardware Features
AI1 – AI2:
Configurable via software.
Input: Thermocouple
type K, S, R, J,T,E,N,B.
Automatic compensation of cold
junction from -25...85° C.
Analogue inputs
Thermoresistances: PT100, PT500,
PT1000, Ni100, PTC 1K, NTC 10K (β
3435K)
Input V/mA: 0-1 V, 0-5 V, 0-10 V, 0-20 o
4-20 mA, 0-60 mV.
Pot. Input: 1...150 KΩ.
CT: 50 mA.
Configurable as command and alarm
Relay outputs
output.
Configurable as command and alarm
SSR output
output.
Configurable as command, alarm
Analogue
output or as retransmission of process /
outputs
setpoints.
For ATR244-12xxx and ATR244-13ABC:
Extended power-supply 24..230 VAC/
VDC ±15% 50/60 Hz
Power-supply
For ATR244-23A-T:
24 VAC/VDC ±15% 50/60 Hz
For ATR244-23BC-T:
115..230 VAC ±15% 50/60 Hz
10 - ATR244 - User manual
4 digits 0,52'', 5 digits 0,30''
Temperature: 0-45° C -Humidity 35..95 uR%
IP65 front panel (with gasket) - IP20 box and terminals (UL not evaluated)
Box and front panel: PC UL94V2 self-extinguishing
Approx. 185 g
Tolerance (@25° C)
± 0.2% ±1 digit (on F.s.) for thermocou-
ple, thermoresistance and V/mA.
Cold junction accuracy 0.1° C/°C.
Impedence:
0-10 V: Ri>110 KΩ
0-20 mA: Ri<5 Ω
0-40 mV: Ri>1 MΩ
Contacts:
2 A - 250 VAC for resistive load.
12/24 V, 25 mA.
Configurable:
0-10 V with 40000 points +/-0.2% (on
F.s.)
4-20 mA con 40000 points +/-0.2% (on
F.s.)
Consumption:
ATR244-12ABC: 6 Watt/VA
ATR244-12ABC-T: 9 Watt/VA
ATR244-13ABC: 8 Watt/VA
ATR244-23A-T: 7 Watt/VA
ATR244-23BC-T: 12 Watt/VA