Intra-Automation Technical Information IA-N24
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3 Technical details
Inputs
Type Measuring ranges Parameters Overloads Errors
-11 mV…-10 mV…60 mV…66 mV
66 mV…-60 mV…60 mV…66 mV
-0,5V…0 V…10 V…11 V
-11 V…-10 V…10 V…11 V
Input resistance: 1 M
-1 mA…0 mA…20 mA…22 mA Input resistance: 10 1%
IA-N24S
3,6 mA…4 mA…20 mA…22 mA Input resistance: 10 1%
Short term overload (1s):
- voltage input: 10 Un
- current input: 5 In
Sustained overload:
110 % Un, 110 % In
Basic error:
(0,2% of range + 1 digit)
Additional error from ambient
temperature changes:
(50 % of basic error)
Pt100 -50…150 °C
-50…400 °C
Current flowing though the
sensor: 300 µA
Resistance of wires conn.
RTD with the meter:
- max. 5 (per wire) for
automatic compensation
- max. 10 (per wire) for
manual compensation
Thermocouple
Type J -50…1200 °C
IA-N24T
Thermocouple
Type K -50…1370 °C
Short term overload (1s):
Input of sensors: 30 V
Basic error:
(0,2% of range + 1 digit)
Additional errors:
- compensation of cold junction
temperature changes:
0,2 % of range
from ambient temperature
changes:
(50 % of basic error)
1…100…120 V AC
2,5…250…300 V AC
4…400…600 V AC
20…500 V AC
(in voltage range: 24…480 V)
Input resistance: 2 M
0,01…1…1,2 A AC Input resistance: 10m10%
IA-N24Z
0,05…5…6 A AC Input resistance: 2m10%
Short term overload (1s):
Voltage input: 2 Un (1000 V),
Current input: 10 In
Sustained overload
150 % Un (for 400 V input)
120 % (for remaining inputs)
120 % ln
Basic error:
- voltage and current:
(0,5% of range + 1 digit)
- frequency:
(0,02% of range + 1 digit)
Additional error from ambient
temperature changes:
(50 % of basic error)
IA-N24H 0…100…120 V DC
0…250…275 V DC
-120…-100…100…120 VDC
-300…-250…250…300 VDC
-600…-400…400…600 VDC
Input resistance: 2 M
-1,2…-1…1…1,2 A DC Input resistance: 10m10%
-6…-5…5…6 A DC Input resistance: 2m10%
Short term overload (1s):
Voltage input: 2 Un (1000 V),
Current input: 10 In
Sustained overload
150 % Un (for 400 V input)
120 % (for remaining inputs)
120 % ln
Basic error:
(0,2% of range + 1 digit)
Additional error from ambient
temperature changes:
(50 % of basic error)
Outputs
For N24S and N24T Output for supply of external transducers 24 V 5 %, 30 mA
External features
Weight 0,25 kg
Overall dimensions 96 x 48 x 64 mm (with terminals)
Protection grade IP65 (Front side) IP10 (Terminal side)
Display 4-digit LED display, 20 mm height, red Indication range: -1999…9999
Rated operating conditions
Supply voltage 230 V 10 % AC (45…65 Hz); 110 V 10 % AC (45…65 Hz);
24 V 10 % AC (45…65 Hz);
85..253 V AC (40…400 Hz)or DC; 20..40 V AC (40…400 Hz)or DC; Power consumption 6VA
Temperature Ambient: -10…23…55 °C Storage: -25…85 °C
Relative Humidity 95 % Condensation inadmissible
Operating position Any
Preheating time 30 min
Averaging time 0.5 s 1 second default set
Safety and compatibility conditions
Electromagnetic compatibility Noise immunity acc. to EN 61000-6-2
Noise emissions acc. to EN 61000-6-4
Isolation between circuits Basic
Pollution grade 2
Installation category III (for the 400 V option – category II)
Maximal phase-to-earth operating
voltage For supply circuits: 300 V, for measuring circuits:
600 V, cat. II
For other circuits: 50 V
Altitude above sea level 2000 m
acc. to EN 61010-1
