TECHNICAL
SPECIFICATION
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| Case: |
|
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Polycarbonate
case |
| Self extinguishing degree: |
|
V-2 according to UL 746 C |
| Front
protection: |
|
|
designed and
tested for IP65 and NEMA 4X for indoor locations (with panel gasket installed).
Tests performed in accordance with IEC 529, CEI 70-1 and NEMA 250-1991 STD |
| Dimensions: |
|
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24 x 48 mm
Depth 102 mm (DIN 43700) |
| Weight: |
|
90 g max |
| Power supply: |
|
(switch
mode) from 100 to 240 Vac 50/60
Hz (+10% to -15% of nominal value) or
24 Vac/Vdc (+10% of nominal value) |
| Power
consumption: |
|
|
2.5 W |
| Common mode rejection ratio: |
|
120 dB @
50/60 Hz |
| Normal mode rejection ratio: |
|
60 dB @ 50/60 Hz |
| Electromagnetic compatibility and safety requirements: |
this instrument is marked CE and conforms to council
directives 89/336/EEC (reference harmonized standard EN-50081-2 and 50082-2)
and to council directives 73/23/EEC and 93/68/EEC (reference harmonized
standard EN 61010-1) |
| Installation
category: |
|
|
II |
| Sampling time: |
|
|
250 ms for
linear inputs
500 ms for TC or RTD inputs |
| Accuracy: |
|
|
+0.2% f.s.v. @ 25°C
(77°F) and nominal power supply voltage |
| Operating temperature: |
|
from 0 to +50°C (32 to 122°F) |
| Storage temperature: |
|
from -20 to +70°C (-4 to
158°F) |
| Humidity: |
|
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from 20% to
85% RH non-condensing |
|
|
|
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| Measuring
Inputs |
Thermocouples |
| Burnout open circuit detection (wires or sensor) via
overrange indication |
| Cold junction: automatic compensation from 0 and 50°C
ambient |
| Cold junction compensation error: 0.1°C/°C |
| Calibration: according to IEC 584-1 |
| |
| RTD input |
| Type: PT 100 3 wire |
| Calibration: according to DIN 43760 |
| Line resistance: Max 20 W/wire
with no measurable error |
| Burnout: Detection of the sensor and of one or more wires
open circuit. Shows short circuit indication when the resistance of the sensor
is lower than 12 W |
| |
| Linear
input |
| Type: 0-60 mV / 12-60 mV |
| Readout: keyboard programmable from -1999 to 9999 |
| Decimal point: programmable to any position |
| Control
Action |
| Algorithm: PID + SMART Tune |
|
| Main output cycle time: from
1 to 200 seconds. |
| Secondary output cycle time:
from 1 to 200 seconds |
| Anti-reset-windup (ARW)
action: from 10% to 200% of the input span |
| Relative secondary output
gain: from 0.20 to 1.00 referred to the proportional band |
| Overlap/deadband: from -20%
(deadband) to +50% (overlap) of the proportional band |
Output limiters:
-
output high limits
- output low limits
- output maximum rate of
rise |
|
Types: -one control output
-two control outputs |
|
| Output
types: Relay or SSR |
|
| Output
control action: Time proportional |
|
| Proportional
Band: from 1.0% to 100.0% of the input span. Setting the PB to 0 causes
the control action to be ON/OFF |
|
| Hysteresis
(for ON/OFF control action): from 0.1% to 10.0% of the input span |
|
Integral
preload:
- for one control output, from 0 to 100% of the output
range.
- for two control outputs, from -100% to +100% of the
heating/cooling output range |
|
|
|
| Alarms |
| Alarm
action: direct or reverse |
|
| Band Alarm |
| Operating mode: Inside or
outside programmable |
Threshold: Low - from 0 to
-1000 units
High - from 0 to +1000 units |
| Deviation alarm |
| Operating mode: High or low
programmable |
| Threshold: programmable from
-1000 to +1000 units |
| Loop break alarm |
| Operating mode:
automatically activated when the power output reaches the programmed
limits |
| Time interval: programmable
from 1s to 40 minutes |
| Deviation: programmable from
0 to 500 digits |
| Hysteresis: from 1 to 50% of
the input span |
|
| Alarm functions: each alarm can be configured as process
alarm, band alarm, deviation alarm |
|
| Alarm
reset: automatic or manual reset programmable for each alarm |
|
| Alarm
masking each alarm can be configured as masked alarm or standard
alarm |
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| Hysteresis: programmable in engineering units from 1 to
200 digits |
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| Process alarm |
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| Operating
mode: Minimum or maximum programmable |
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| Threshold: programmable in engineering units within the
input range |
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