Ascon Tecnologic - K31D - OPERATING INSTRUCTIONS - PAG. 19
9.3 Functional Features
Control:
ON/OFF, Neutral zone, single and double action PID;
Measurement range:
Probe type
dP
= 0
dP
= 1
PTC (KTY81-121)
SEnS
=
Ptc
-55 ÷ +150°C
-67 ÷ +302°F
-55.0 ÷ +150.0°C
-67.0 ÷ +302.0°F
NTC (103-AT2)
SEnS
=
ntc
-50 ÷ +110°C
-58 ÷ +230°F
-50.0 ÷ +110.0°C
-58.0 ÷ +230.0°F
Pt1000
SEnS
=
Pt10
-50 ÷ +350°C
-58 ÷ +662°F
-50.0 ÷ +350.0°C
-58.0 ÷ +662.0°F
Display resolution:
According to the probe used 1°/0.1°;
Overall accuracy:
±(0.5% fs + 1 digit);
Sampling rate:
130 ms;
Serial Interface:
Isolated RS485;
Communications protocol:
MODBUS RTU (JBUS);
Baud rate:
Between 1200 ÷ 38400 baud;
Display:
4 Digit Red h 12 mm;
Compliance:
ECC directive EMC 2004/108/CE (EN 61326),
ECC directive LV 2006/95/CE (EN 61010-1).
10. HOW TO ORDER
Model
K31D
= Instrument with mechanical keys
a: Power supply
H
= 100... 240 VAC
L
= 24 VAC/DC
F
= 12 VAC/DC
b: Inputs
2
=
For PTC, NTC Thermistors or
Pt1000 resistance thermometer
d: Output 2 (Out2)
R
= Relay SPDT 8A (resistive load)
O
=
Vdc for SSR
-
= Not present
e: Output 3 (Out3)
R
= Relay SPST-NO 5A (resistive load)
O
=
Vdc for SSR
-
= Not present
f: Output 4 (Out4)
R
= Relay SPST-NO 5A (resistive load)
O
=
Vdc for SSR
-
= Not present
c: Output 1 (Out1)
R
= Relay SPDT 8A (resistive load)
O
=
Vdc for SSR
I
= Analogue Output 0/4...20 mA; 0/2...10 V
(only with L tye power supply and without RS485)
g: Communications Interface
S
=
RS 485 Serial interface
-
= Not present
h: Connector Terminals
-
= Screw terminals (standard)
E
= Removable socket with screw
terminals
c
a
K31D
b
- e - - h i
ll mm
j
i, j, k
:
RESERVED CODES;
ll, mm
:
SPECIAL CODES.
k
Note:
To order the screw type bracket necessary to obtain
the IP65 protection degree, contact our sales offices.
