Digital Panel Meters
Modular Indicator and Controller
Type UDM40
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Multi-input modular instrument 4 dgt LED
0.1% RDG basic accuracy
TRMS AC current and voltage measurements
AC/DC current measurements; selectable full scales
(200µA to 5A)
AC/DC voltage measurements; selectable full scales
(200mV to 500V)
°C or °F temperature measurements
(Pt100-250-500-1000, Ni100, TC J-K-S-T-E)
Resistance measurements; selectable full scales
(20Ω to 20kΩ)
Up to 4 independent alarm set-points (optional)
20mA/10VDC analog output (optional)
Serial port RS485 or RS232 (optional)
MODBUS, JBUS communication protocol
Front protection degree: IP67, NEMA4x
LED display, selectable colour (red, amber, green)
• The alarm status can be coupled to the different
colour of the display
• Linearization of V and A inputs up to 16 points
Product Description
digital
panel
µp-based
meter, 4-dgt LED indicator,
for current, voltage, temper-
ature and resistance mea-
surements.
Measuring
ranges and functions easily
programmable from the key-
pad or from the PC by
means of optional UdmSoft
software. UDM
40
includes
storage min-max functions
and double level protection
password. Housing for panel
mounting with front protec-
tion degree: IP67, NEMA4x.
How to order
Model
Slot A
Slot B
Slot C
Slot D
Options
UDM40 XXX XX XX X XX
How to order
UdmSoft-kit
Type Selection
Slot A (measuring inputs)
LSX:
signal inputs:
0.2-2-20mA DC/AC;
0.2-2-20V DC/AC
LSE/
LSF:
signal inputs: + AUX:
0.2-2-20mA DC/AC;
0.2-2-20V DC/AC
HSX:
signal inputs:
0.2-2-5A DC/AC;
20-200-500V DC/AC
TRX:
signal inputs: TC tem-
perature probes (J-K-
S-T-E, Pt100-250-500-
1000) and resistance
(0.02-0.2-2-20kΩ)
Slot B (communication)
XX:
SX:
SY:
AV(*):
None
Serial port RS485
Serial port RS232
Single analogue output,
0 to 20mA DC and
0 to 10V DC
The two analogue
outputs cannot be
used at the same
time. It is possible to
plug in only one
module by instru-
ment.
UdmSoft-kit: software plus “UCOM1” communication cable for
programming UDM40 by means of PC .
Slot C (communication and alarm)
XX:
R1:
None
Single relay output,
(AC1-8AAC, 250VAC)
R2:
Dual relay output,
(AC1-8AAC, 250VAC)
R4:
Dual relay output, (AC1-
8AAC, 250VAC) + dual
open collector output
(NPN, 100mA)
R5:
4 relay outputs
(AC1-5AAC, 250VAC)
AV(*):
Single analogue output,
0 to 20mA DC and
0 to 10V DC
Slot D (power supply)
H:
L:
90 to 260V AC/DC
18 to 60V AC/DC
Options
XX:
TX:
None
Tropicalization
(*):
Input Specifications
Analogue inputs
BQ LSX module
BQ LSE/LSF module
BQ HSX module
BQ TRX module
BQ TRX module
Digital inputs
Number of inputs
Use
Channels and variable
1, mA and V DC/AC
1, mA and V DC/AC + AUX
1, A and V DC/AC
1, temperature
1, resistance
Incl. in the measuring module
1 (voltage-free)
key-pad lock
Display hold
Reset of latch alarms
Contact reading signal
Close contact resistance
Open contact resistance
Insulation
Accuracy
(display, RS485)
BQ xxx: <0.1mA, <3,5V DC
BQ LSE/BQ LSF: <2.5mA,
<14V DC
Max 1kΩ
Min 500kΩ
Non-insulated
See table “Measuring
accuracy”, temperature drifts
and minimum-maximum
indications”
Specifications are subject to change without notice
UDM40DS 040706
1
UDM40
Input specifications (cont.)
Additional errors
Humidity
Input frequency
Magnetic field
Temperature drift
0.3% RDG, 60% to 90% R.H.
0.4% RDG, 62 to 440 Hz
0.5% RDG @ 400 A/m
See table “Measurement
accuracy, temperature drifts,
and max/min indications”
500 samples/s @ 50 Hz
200 msec @ 50Hz
4 DGT,
7 segments
height 14.2 mm
Selectable (red, amber,
green)
See table “Measurement
accuracy, temperature drifts
and max min indications”
Current, voltage, temperature
and resistance. For the cur-
rent and voltage measure-
ments: TRMS measurement
Coupling type
Crest factor
Input impedance
Frequency
Overload
Compensation
RTD
of distorted sine waves.
Direct
≤3;
A
Pmax
=1.7In; V
Pmax
=1.7Un
See table “input
impedances and overloads”
40 to 440 Hz
See table “input
impedances and overloads”
Only temperature
measurement module.
- For Pt 100-250-500-1000,
3-wire connection: up to 10Ω
- For resistance measur. with
20Ω range: up to max 0.1Ω
- For resistance measurements
with
≥200Ωrange:
up to max 10Ω
Internal cold junction, within
temperature range from
0 to +50°C.
Automatic or manual com-
Sampling rate
Display refresh time
Display
Colour
Max and min indication
TC
Measurements
Measurement accuracy, temp. drifts, max and min indications
All accuracies and min/max indications are referred to an ambient temp. range of 25°C ±5°C, rel. humidity
≤60%
and scale ratio (electri-
cal/displayed scale) equal to 1. The conversion into °F is obtained acting on the electrical/displayed scale ratio.
Module
Inputs
Type
Accuracy
Temp. drift
Min. indication ( )
Max. indicat. ( )
BQ LSX/
BQ LSE/
BQ LSF
DC: ±(0.1%RDG+3DGT)
0% to 25% FS;
-200µA to +200µA
±(0.1%RDG+2DGT)
-2mA to +2mA
25% to 110% FS.
-20mA to +20mA
DC/AC TRMS (da 45 a 65Hz)*:
-200mV to +200mV
±(0.3%RDG+3DGT)
-2V to +2V
0% to 25% FS;
-20V to +20V
±(0.3%RDG+2DGT)
25% to 110% FS.
DC: ±(0.1%RDG+3DGT)
0% to 25% FS;
-200mA to +200mA
±(0.1%RDG+2DGT)
-2A to +2A
25% to 110% FS.
-5A to +5A
DC/AC TRMS (45 to 65Hz)*:
-20V to +20V
±(0.3%RDG+3DGT)
-200V to +200V
0% to 25% FS;
-500V to +500V
±(0.3%RDG+2DGT)
25% to 110% FS.
-50°C to +760°C
-58 °F to +1400 °F
-200°C to +1260°C
-328 °F to +2300°F
-200°C to +1000°C
-328°F to +1832°F
-50°C to +1750°C
-58°F to +3182°F
-200°C to +400°C
-328°F to +752°F
J
J
K
K
E
E
S
S
T
T
±(0.2%RDG+1DGT)
±(0.2%RDG+2DGT)
±(0.2%RDG+2DGT)
±(0.2%RDG+4DGT)
±(0.2%RDG+2DGT)
±(0.2%RDG+4DGT)
±(0.2%RDG+2DGT)
±(0.2%RDG+4DGT)
±(0.2%RDG+2DGT)
±(0.2%RDG+4DGT)
±150 ppm/°C
- 200.0
- 2.000
- 20.00
- 200.0
- 2.000
- 20.00
+ 200.0
+ 2.000
+ 20.00
+ 200.0
+ 2.000
+ 20.00
BQ HSX
±150 ppm/°C
- 200.0
- 2.000
- 5.000
- 20.00
- 200.0
- 500.0
+ 200.0
+ 2.000
+ 5.000
+ 20.00
+ 200.0
+ 500.0
BQ TRX
Thermo-
couple
±150 ppm/°C
- 50°C
- 58°F
- 200°C
- 328°F
- 200°C
- 328°F
- 50°C
- 58°F
- 200°C
- 328°F
+ 760°C
+ 1400°F
+ 1260°C
+ 2300°F
+ 1000°C
+ 1832°F
+ 1750°C
+ 3182°F
+ 400°C
+ 752°F
*
( )
<45Hz >65Hz= ±(0.5%RDG+3DGT) 0% to 25% FS; ±(0.5%RDG+2DGT) 25% to 110% FS.
The min. indication for TRMS measurement (AC or DC) is 0; it is possible to modify the decimal point position.
Specifications are subject to change without notice UDM40DS 040706
2
UDM40
Measurement accuracy, temp. drifts, min max indications (cont.)
All accuracies and min/max indications refer to an ambient temperature range of 25°C ±5°C, relevant humidity
≤60%
and scale ratio (elec-
trical scale / displayed scale) equal to 1. The conversion into °F is obtained acting on the electrical/displayed scale ratio.
Module
Inputs
-200°C to +850°C
-328°F to +1562°F
-200.0°C to +200.0°C
-328°F to+392°F
-200.0°C to +200.0°C
-328°F to +392°F
-200.0°C to +200.0°C
-328°F to +392°F
-200.0°C to +200.0°C
-328°F to +392°F
-60°C to +180°C
-76°F to +356°F
0 to 20Ω
0 to 200Ω
0 to 2000Ω
0 to 20.00kΩ
Type
Pt100
Pt100
Pt100
Pt100
Pt250
Pt250
Pt500
Pt500
Pt1000
Pt1000
Ni100
Ni100
Ω
Accuracy
±(0.2%RDG +2DGT)
±(0.2%RDG +4DGT)
±(0.5%RDG +5DGT)
±(0.5%RDG +5DGT)
±(0.5%RDG +5DGT)
±(0.5%RDG +5DGT)
±(0.5%RDG +5DGT)
±(0.5%RDG +5DGT)
±(0.5%RDG +5DGT)
±(0.5%RDG +5DGT)
±(0.5%RDG +1DGT)
±(0.5%RDG +2DGT)
±(0.2%RDG+2DGT)
25% to 110% FS
±(0.2%RDG+3DGT)
0% to 25% FS
Temp. Drift
Min. Indication
- 200
- 328
- 200.0
- 328.0
- 200.0
- 328.0
- 200.0
- 328.0
- 200.0
- 328.0
- 60
- 76
0
0
0
0
Max. Indication
+ 850
+ 1562
+ 200.0
+ 392.0
+ 200.0
+ 392.0
+ 200.0
+ 392.0
+ 200.0
+ 392.0
+ 180
+ 356
20.00
( )
200.0
( )
2000
( )
20.00
( )
BQ TRX
Ther-
moresis-
tance
±150 ppm/°C
BQ TRX
Resis-
tance
±150 ppm/°C
( )
It is possible to modify the decimal point position.
Input impedances and overloads
Module
Inputs
-200µA to +200µA
-2mA to +2mA
-20mA to +20mA
-200mV to +200mV
-2V to +2V
-20V to +20V
-200mA to +200mA
-2A to +2A
-5A to +5A
-20V to +20V
-200V to +200V
-500V to +500V
-50°C to +760°C
-58 °F to +1400 °F
-200°C to +1260°C
-328 °F to +2300°F
-200°C to +1000°C
-328°F to +1832°F
-50°C to +1750°C
-58°F to +3182°F
-200°C to +400°C
-328°F to +752°F
-200°C to +850°C
-328°F to +1562°F
-200.0°C to +200,0°C
-328°F to +392°F
-200.0°C to +200,0°C
-328°F to +392°F
-60°C to +180°C
-76°F to +356°F
0 to 20Ω
0 to 200Ω
0 to 2000Ω
0 to 20.00kΩ
Type
DC/AC
DC/AC
DC/AC
DC/AC
DC/AC
DC/AC
DC/AC
DC/AC
DC/AC
DC/AC
DC/AC
DC/AC
J
J
K
K
E
E
S
S
T
T
Pt100
Pt100
Pt250/Pt100
Pt250/Pt100
Pt1000/Pt500
Pt1000/Pt500
Ni100
Ni100
Impedance
≤2,2kΩ
≤22Ω
≤22Ω
≥2,2kΩ
≥200kΩ
≥200kΩ
≤1Ω
≤0.012Ω
≤0.012Ω
≥2MΩ
≥2MΩ
≥2MΩ
Overload (continuous)
5mA
50mA
50mA
10V
50V
50V
0.8A
7.5A
7.5A
750V
750V
750V
Overloads (1s)
10mA
150mA
150mA
20V
100V
100V
1A
100A
100A
1000V
1000V
1000V
BQ LSX/
BQ LSE/
BQ LSF
BQ HSX
BQ TRX
Thermo-
couple
I
LK
<0.5µA
Max 5V
Max 10V
BQ TRX
Thermo-
resistance
800µA (*)
800µA (*)
90µA (*)
90µA (*)
800µA (*)
800µA (*)
800µA (*)
800µA (*)
800µA (*)
90µA (*)
800µA (*)
90µA (*)
Max 5V
Max 10V
BQ TRX
Resistance
Ω
Max 5V
Max 10V
(*)
Maximum measuring current generated for resistance equal to 0
Specifications are subject to change without notice
UDM40DS 040706
3
UDM40
Output specifications
RS422/RS485
Serial output
LED
Connections
Distance
Terminalization
Addresses
Protocol
Data (bidirectional)
Dynamic (reading only)
Static (reading/writing)
Data format
Baud rate
Insulation
(on request)
Module: BR SX
Bidirectional (static and
dynamic variables).
Display of data
reception/transmission
Multidrop, 2 or 4 wires,
1000 m
Directly on the module
by means of jumper
1 to 255, selectable
by means of key-pad
MODBUS RTU/JBUS
Measurement, min value
max value
alarm status
All programming parameters,
min max reset
reset of latch alarm
8 data bit, no parity,
1 stop bit
selectable 4800, 9600,19200
and 38400 bit/s
By means of opto-couplers
4000 V output to
measuring inputs
4000 V output to
power supply input
(on request)
Module: BR SY
Bidirectional (static and
dynamic variables)
3 wires,
max. 15m
1 start bit, 8 data bit,
no parity, 1 stop bit
Selectable 4800, 9600,
19200 and 38400 bit/s
Same as RS422/485
(on request)
Over-range alarm,
up alarm,
down alarm,
down alarm with
start-up deactivation
up alarm with latch,
down alarm with latch
Adjustable from 0 to 100%
of displayed electric range
0 to 100% of displayed range
0 to 255 s
0 to 255 s
Selectable: normally energized
/de-energized
Three available coloures
(green, amber, red)
can be coupled to the alarm
status (traffic-light function).
500 ms, with filter excluded,
without alarm activation delay
1 with module BO R1
(relay output).
rms
rms
Relay output BO R1, R2, R4
Relay output BO R5
Insulation
Open collector output
Insulation
Analogue output
Range
Scaling factor
RS232
Serial output
Connections
Distance
Data format
Baud rate
Other features
Alarm outputs
Alarm type
Accuracy
Response time
Termperature drift
Load: 20 mA output
10 V output
Insulation
Notes:
Excitation output
BQ LSE Module
Voltage
BQ LSF Module
Voltage
Insulation
Alarm set-point
Hysteresis
On-time delay
Off-time delay
Output status
Display colour for alarms
2, independent with module
BO R2 (2 relay outputs).
4, independent with module
BO R4 (2 relay outputs +
2 open collector outputs).
BO R5 (4 relay outputs)
Type SPDT
AC 1: 8A, 250VAC
DC 12: 5A, 24VDC
AC 15: 2.5A, 250VAC
DC 13: 2.5A, 24VDC
Type SPST (NO)
AC 1: 5A, 250VAC
DC 12: 3A, 24VDC
AC 15: 1,5A, 250VAC
DC 13: 1,5A, 24VDC
4000 V
RMS
output to
measuring input,
4000 V
RMS
output to
power supply input.
NPN transistor type
V
ON
1.2 VDC/ max. 100 mA
V
OFF
30 VDC max.
By means of opto-couplers
4000 V
RMS
output to
measuring input
4000 V
RMS
output to
power supply input
(on request)
Module: BO AV
0 to 20 mADC, 0 to 10 VDC
Programmable within the
entire retransmission range;
allows to manage the
retransmission of all the
values from
0 to 20 mA / 0 to 10V
± 0.2% FS (@ 25°C ± 5°C)
≤
10 ms
± 200 ppm/°C
≤
700
Ω
≥
10 kΩ
By means of opto-couplers
4000V output to
measuring input
4000V output to
power supply input
The two outputs cannot be
used at the same time.
(on request)
rms
rms
13 VDC ±10%
max. 50 mA
25 VDC ±10%
max. 25 mA
25V output to
measuring input
4000 V output to
power supply input
rms
rms
Min response time
Output channels
4
Specifications are subject to change without notice UDM40DS 040706
UDM40
Software functions
Min / Max storage
Automatic storage
(in the EEPROM) of the
minimum and maximum
measured value from the
previous memory reset
Numeric code max 4 dgt
2 levels of data protection.
0 to 4999 completly protected.
5000 to 9999 access to
programming is protected .
Alarm set-points are directly
programmable from the
measuring mode.
Depending on the module:
measuring range and type of
probe (resistance, RTD
thermoresistance, TC
thermocouple) or measuring
type (TRMS or DC).
Automatic or from 100.0 to
999.9 ms only in the current
and voltage measurement.
TC
RTD
Opening of probe’s
connection: EEE indication
Opening of probe’s
connection: EEE indication
probe’s short circuit:
-EEE indication.
0 to 9999
1 to 32
Selection of min value
of the input range.
Selection of max value of
the input range.
Selection of decimal point
position.
Selection of min
display value.
Selection of max display
value.
Up to 16
Selectable by every
single point
Selectable by every
single point
Software for
programming UDM40
by means of PC (Windows 95,
98se, ME, XP) by means of
serial port RS485 and
relevant connection cable.
The software is available in
English, Spanish, Italian,
German, French. See also
“Programming of
UDM40 by means of PC” .
Password
1st level
2nd level
Digital filter
Filter operating range
Filtering coefficient
Scaling
Measurement selection
Integration time selection
Linearization
Points
Input range
Output range
UdmSoft
Electrical scale compression,
displayed scale
compression/expansion
(max. 2 without filter, up to
10 with filter)
Electrical range
Programmable within the
whole measuring range
Decimal point position
Programmable within the
display range
Displayed range of the variable Programmable within the
display range
Diagnostics
The display flashes when the
limits of the display range
are exceeded and the data
are updated up to 20%
of the rated display range.
Burn-out:
Only temperature inputs
Scaling factors
Operating mode
General Specifications
Operating
temperature
Storage
temperature
Insulation reference
voltage
Insulation
Dielectric strength
Rejection
NMRR
CMRR
EMC
0° to 50°C (32° to 122°F)
(H.R. < 90% non-condensing)
-10° to 60°C (14° to 140°F)
(H.R. < 90% non-condensing)
300 V
RMS
to ground
(500V input)
See table “Insulation between
inputs and outputs”
4000 V
RMS
for 1 minute
40 dB, 40 to 60 Hz
100 dB, 40 to 60 Hz
EN61000-6-2, IEC61000-6-2
EN61000-6-3, IEC61000-6-3
Safety Standards
Safety
Connections
Wire section
Housing
Dimensions
Material
Protection degree
Weight
Approvals
EN 61010-1, IEC 61010-1
Screw type
Max 2.5mm
2
1/8 DIN, 48 x 96 x 105 mm
PC-ABS,
self-extinguishing: UL 94 V-0
Front: IP67, NEMA4x
Connections: IP20
520 g approx (included all
modules and packing)
CE, UR, CSA
Specifications are subject to change without notice
UDM40DS 040706
5
Microcontroller MCU
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