Digital Panel Meters
Modular Indicator and Controller
Type UDM35
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• Front protection degree: IP67, NEMA4x
Multi-input modular instrument 3 1/2 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
Product Description
digital
panel
µp-based
meter, 3 1/2 dgt LED indica-
tor, for current, voltage, tem-
perature and resistance
measurements. Measuring
ranges and functions easily
programmable from the key-
pad or from the PC by
means of optional UdmSoft
software. UDM
35
includes
storage min-max functions
and double level protection
password.
Housing
for
panel mounting with front
protection degree: IP67,
NEMA4x.
How to order
Model
Slot A
Slot B
Slot C
Slot D
Options
UDM35 XXX XX XX X XX
How to order
UdmSoft-kit
UdmSoft-kit: software plus “UCOM1” communication cable for
programming UDM
35
by means of PC.
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.
Slot C (communication and alarm)
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
XX:
R1:
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/BQ 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
UDM35DS 040706
1
UDM35
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
3 1/2 DGT,
7 segments
height 14.2 mm
Colour: red
See table “Measurement
accuracy, temperature drifts
and max min indications”
Current, voltage, tempera-
ture and resistance. For the
current and voltage mea-
surements: TRMS measure-
ment of distorted sine
Coupling type
Crest factor
Input impedance
Frequency
Overload
Compensation
RTD
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
the temperature range
from 0 to +50°C.
Automatic compensation
or manual from 0 to 50°C.
Sampling rate
Display refresh time
Display
Max and min indication
Measurements
TC
Measurement accuracy, temperature drifts, max and min indications
All accuracies and min/max indications are referred to an ambient temperature range of 25°C ±5°C, relevant humidity
≤60%
and scale ratio
(electrical/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. indicat. ( )
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 (45 to 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 +2000°F
-200°C to +1000°C
-328°F to +1832°F
-50°C to +1750°C
-58°F to +2000°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
- 199.9
- 1.999
- 19.99
- 199.9
- 1.999
- 19.99
+ 199.9
+ 1.999
+ 19.99
+ 199.9
+ 1.999
+ 19.99
BQ HSX
±150 ppm/°C
- 199.9
- 1.999
- 5.00
- 19.99
- 199.9
- 500
+ 199.9
+ 1.999
+ 5.00
+ 19.99
+ 199.9
+ 500
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
+ 1999°F
+ 1000°C
+ 1832°F
+ 1750°C
+ 1999°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.
2
Specifications are subject to change without notice
UDM35DS 040706
UDM35
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 scale / displayed scale .
Module
Inputs
Type
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)
Temp. Drift
Min. Indication
- 200
- 328
-199.9
-199.9
-199.9
-199.9
-199.9
-199.9
-199.9
-199.9
- 60
- 76
0
0
0
0
Max. Indication
+ 850
+ 1562
+199.9
+199.9
+199.9
+199.9
+199.9
+199.9
+199.9
+199.9
+ 180
+ 356
19.99
(
199.9
(
1999
(
19.99
(
)
)
)
)
BQ TRX
Ther-
moresis-
tance
-200°C to +850°C Pt100
-328°F to +1562°F Pt100
-200.0°C to +200.0°C Pt100
-328°F to +392°F
Pt100
-200.0°C to +200.0°C Pt250
-328°F to +392°F
Pt250
-200.0°C to +200.0°C Pt500
-328°F to+392°F
Pt500
-200.0°C to +200.0°C Pt1000
-328°F to +392°F Pt1000
-60°C to +180°C
Ni100
-76°F to +356°F
Ni100
±150 ppm/°C
0 to 20Ω
±(0.2%RDG+2DGT)
0 to 200Ω
25% to 110% FS
Ω
0 to 2000Ω
±(0.2%RDG+3DGT)
0 to 20.00kΩ
0% to 25% FS
( )
It is possible to modify the decimal point position.
BQ TRX
Resis-
tance
±150 ppm/°C
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 +2000°F
-200°C to +1000°C
-328°F to +1832°F
-50°C to +1750°C
-58°F to +2000°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
Ω
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
Max 5V
Max 10V
(*)
Maximum measuring current generated for resistance equal to 0.
Specifications are subject to change without notice
UDM35DS 040706
3
UDM35
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
1000m
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)
Active alarm for out-of-range,
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
500 ms, with filter excluded,
without alarm activation delay
1 with BO R1 module (relay
output).
2, independent with module
BO R2 (2 relay outputs).
4, independent with BO R4
module (2 relay outputs +
2 open collector outputs).
BOR5 (4 relay outputs)
rms
rms
Relay output BO R1, R2, R4
Relay output BOR5
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
Temperature drift
Load: 20 mA output
10 V output
Insulation
Notes:
Excitation output
BQ LSE module
Voltage
Insulation
Type SPDT
AC 1: 8A, 250VAC
DC 12: 5A, 24VDC
AC 15: 2,5A, 250VAC
DC 13: 2,5A, 24VDC
Type SPDT (normally open)
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
whole retransmission range;
it allows to manage the
retransmission of all 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 optocouplers
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
Alarm set-point
Hysteresis
On-time delay
Off-time delay
Output status
Min response time
Output channels
13 VDC ±10%
max. 50 mA
25V output to
measuring input
4000 V output to
power supply input
rms
rms
BQ LSF module
Voltage
Insulation
25 VDC ±10%
max. 25 mA
25V output to
measuring input
4000 V output to
power supply input
rms
rms
4
Specifications are subject to change without notice
UDM35DS 040706
UDM35
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 completely 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
thermoresitance,
TC thermocouple) or
measuring type (TRMS or DC).
Automatic or from 100.0 to
999.9 ms only in the current
and voltage measurement.
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.
Only temperature inputs.
Opening of probe’s
connection: EEE indication
Opening of probe’s
connection: EEE indication
probe’s short circuit:
-EEE indication.
0 to 1999
1 to 32
3 1/2 DGT or 3 DGT plus
dummy zero
Selection of min value
of the input range.
Selection of max value of
the input range.
Selection of decimal point
position.
Selection of min
displayable value.
Selection of max displayable
value.
Software for programming
UDM35 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 and French. See
also “Programming of
UDM35 by means of PC”.
Password
1st level
2nd level
Burn-out:
TC
RTD
Measurement selection
Digital filter
Filter operating range
Filtering coefficient
Display selection
Scaling
Integration time selection
Scaling factor
Operating mode
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
UdmSoft
General Specifications
Operating
temperature
Storage
temperature
Insulation reference
voltage
Insulation
Dielectric strength
Rejection
NMRR
CMRR
EMC
0° to 50°C (32° to 122°F)
(R. H. < 90% non-condensing)
-10° to 60°C (14° to 140°F)
(R.H. < 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
UDM35DS 040706
5
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