Hand-Held Thermometerwith changeable sensor // -199.99...850 °C

MH 3750

UM RTD.2

Highlights – MH 3750

Highlights – UM RTD.2• Excellent measuring accuracy• Excellent measuring accuracy• Optical and acoustic alarm• Data memory• 2 integrated data logger functions• 2-, 3- and 4-wire-connection possible• User-defined characteristic curve (50 value pairs)• User-defined characteristic curve• Real time clock with date / month / year indication• Switchable measuring inputs• Free scaleable analogue output

Technical data
TypeMH 3750

UM RTD.2

Measuring range / resolution-199.99...199.99 °C / 0.01 °C
200.0...850.0 °C / 0.1 °C-200.00...850.00 °C / 0.01 °C

Accuracy±0.015 % of range ±1 digit±0.012 % of reading ±1 digit + kInput

Pt100

Switchable:
Pt50, Pt100, Pt200, Pt500, Pt1000, Cu10, Cu50,
Ni100, Ni120, Ni1000, 0...3600 Ω

Multi-conductor connection

4-wire2- /3- /4-wire

OutputAnalogue output 0...1 V, free scaleable

Equipment

Measurement features
Data memory

Data memory
Manual - 99 values
Cyclic - 16 200 values
Adjustable measuring interval 1 s...60 min

Technical datasheet
02/2022 // V1.0

Data memoryfor 10 000 values

SIKA Dr. Siebert & Kühn GmbH & Co. KG
Struthweg 7-9 // 34260 Kaufungen // Germany

1 // 3www.sika.net

Technical data
General data
TypeMH 3750

UM RTD.2

Units°C / °F°C / °F or user-definedSensor connection

1x mini-DIN-socket, 4-pole

4x 4 mm-socket
1x 4-pole M8 plug

Linearisation

Offset and gradientCharacteristic curve according to DIN EN 60751
User-defined characteristic curve

OffsetCharacteristic curve according to DIN EN 60751
User-defined characteristic curvePower supply

Battery supply, 9 V block battery
or power supply (optional)

Battery supply, 4x 1.5 V AA
or Accu incl. power supply (optional)

PC Interface

Via galvanically isolated interface converter(accessory) directly to RS232 or USB interface

Mini-USB,
galvanically isolated / short-circuit proof

Display2 x 4½ digit LCD

Multi-functional LCD, 6 digit, with illumination

FunctionsHold, Auto-Off
Alarm and time / date
Min-/max alarm signal via display,interface and buzzer,
Real time clock with year and dateDisplay

HousingFeatures

Shock-resistant ABS plastic, foil keyboard,
clear window, integrated bracket

Shock-resistant ABS plastic with protective coverDimensions (H x B x T)

142 x 71 x 26 mm

157 x 85 x 45 mm

WeightApprox. 155 g

Approx. 306 g

Article numbers
Order codeType

Order number

MH 3750

EME8GMH3750000

UM RTD.2

EME8AOUMRTD020

Order code
Accessories

Order number

Transport case

MH 3750

EME8GKK3100000

Transport case (with shaped foam insert)

MH 3750 / UM RTD.2

EME8GKK3600001

Plug connector 4 mm red

UM RTD.2

EME8AOSKLS40RT

Plug connector 4 mm black

UM RTD.2

EME8AOSKLS40SW

Internal battery pack set incl. maine adapter

UM RTD.2

EME8AOAN601100

Battery packMH 3750

EME8GAK9V00000

Sensor-specific linearization for UM RTD.2 + TF-Sensor (-30…100 °C)

UM RTD.2

EKTFLINUMRTD100

Sensor-specific linearization for UM RTD.2 + TF-Sensor (RT…250 °C)

UM RTD.2

EKTFLINUMRTD250

Sensor-specific linearization for UM RTD.2 + TF-Sensor (251…500 °C)

UM RTD.2

EKTFLINUMRTD500

Sensor-specific linearization for UM RTD.2 + TF-Sensor (501…650 °C)

UM RTD.2

EKTFLINUMRTD650

Fühlerspezifische Linearisierung for MH 3750 + Pt100-Fühler

MH 3750

EKTF-LINMH3750

Software EBS20M (20 measuring channels)

MH 3750

EME8EBS20M00KA

Software Soft3050 (add-on for logger and alarm)

MH 3750

EME8GSOFT305KA

DAkkS-Certificate (4 points up to 500 °C)

MH 3750 / UM RTD.2

EKTMK00000000D

SIKA works certificate (4 points up to 500 °C)

MH 3750 / UM RTD.2

EKTMK0000000W

Technical datasheet
02/2022 // V1.0

SIKA Dr. Siebert & Kühn GmbH & Co. KG
Struthweg 7-9 // 34260 Kaufungen // Germany

2 // 3www.sika.net

Hand-Held Thermometer
Temperature sensors

Temperature sensor suitable for MH 3710 and MH 3750
Pt100

Temperature range

L [mm]

D [mm]

Order number

GTF401 Standard sensor-50...400 °C

150

Ø3

EME8GTF401000G

GES401 Spike sensor-50...400 °C

150

Ø3

EME8GES401000G

GOF401 Surface sensor-50...400 °C

300

Ø 3 (head = Ø 4)

EME8GOF401000G

GLF401 Air / gas sensor-50...400 °C

100Ø 3 (head = Ø 6)

EME8GLF401000G

GTF401

GOF401

GES401

GLF401

Temperature sensor suitable for UM RTD.2
Pt100Temperature range

L [mm]

D [mm]

Sensitive length [mm]Order number

TF 255-3-300-55...255 °C

300

Ø32W033P413000H3002

TF 650-3-300-35...650 °C

300

Ø35W034P413000H3002

TF 650-6-300-35...650 °C

300

Ø65W064P413000H3002

Class B ± (0.3 + 0.005 |T|)Class A ± (0.15 + 0.002 |T|)
Linearisation
1.2
1Accuracy [°C]

0.8
0.6
0.4

0.3
0.15

0.2

0.05

0-50

050

100150Temperature [°C]

Technical datasheet
02/2022 // V1.0SIKA Dr. Siebert & Kühn GmbH & Co. KG
Struthweg 7-9 // 34260 Kaufungen // Germany

3 // 3www.sika.net