Measured values	O2
Measurement principles	Diode laser spectroscopy (TDLS)
Measuring ranges O2 0 ... 5 Vol.-% / 0 ... 100 Vol.-%
Response time (t90)	≤ 10 s
Accuracy ≤ 0.2 Vol.-%
Zero point drift ± 0.1 Vol.-%: per year
Process temperature –20 °C ... +80 °C
Process pressure 800 hPa ... 1,400 hPa
Ambient temperature –20 °C ... +60 °C
Storage temperature –30 °C ... +80 °C
Ex-approvals IECEx Sender/receiver unit: Ex op is / ib IIB T4 Ga/Gb; Ex ib tb op is IIIC T85°C Db TSA151 connecting unit: Ex eb mb [ib] IIB T4 Gb; Ex tb [ib] IIIC T85°C Db ATEX Sender/receiver unit: II 1/2 G Ex op is / ib IIB T4 Ga/Gb; II 2 D Ex ib tb op is IIIC T85°C Db TSA151 connecting unit: II 2 G Ex eb mb [ib] IIB T4 Gb; II 2 D Ex tb [ib] IIIC T85°C Db NEC/CEC (US/CA) Sender/receiver unit: Class I, Division 2, Group A, B, C and D; T4 Ta=-20°C to +60°C; IP66 Measuring probe: Class I, Division 1, Group A, B, C and D; T4 Ta= –20°C to +80°C; IP66
Electrical safety	CE, FM
Enclosure rating IP66
Analog outputs	1 output active: 0/4 ... 20 mA, 500 Ω 1 output active: 0/4 ... 20 mA, 200 Ω Only for ATEX/IECEx version TRANSIC151LP
Digital outputs	1 relay contact: 30 V AC, 1 A / 60 V DC, 0.5 A 1 NAMUR output: Only for ATEX/IECEx version TRANSIC151LP
Serial ✔ , ✔ Remark Not for the ATEX/IECEx version Type of fieldbus integration RS-232 RS-485 Function Proprietary service interface
USB ✔ Remark Not approved for Ex-applications Function Proprietary service interface
Dimensions (W x H x D) Dimensions may vary. For details, see the dimensional drawings.
Weight 2.2 kg
Material in contact with media	Stainless steel 1.4404 (AISI 316L), Kalrez®, EPDM, PTFE, SiN, MgF2, polymer coating
Mounting	Flange for direct installation in the process Wall-mounting bracket for ambient air measurement Wall-mounting bracket for measurement with measuring gas cell
Energy supply Voltage 24 V DC, ± 10 % TRANSIC151LP 21.6 V DC ... 26.4 V DC, ± 10 % For ATEX/IECEx version via TSA151 connecting unit, a PELV power supply is mandatory Current consumption ≤ 500 mA Power consumption ≤ 6 W TRANSIC151LP: ≤ 5.2 W
Corrective functions	Adjustment with ambient air or test gases
Test functions	Contamination check

As Mnelko, we are a reliable partner in industrial automation solutions, offering high-quality and innovative products with a wide product range to meet all the needs of your business. Our product portfolio consists of solutions designed based on the principles of high performance, durability, and efficiency to support modern industrial processes.
All of our products ensure maximum reliability even in challenging working conditions and help your business operations run smoothly. The products we offer in industrial automation, energy management, cabling solutions, and many other areas adapt flexibly to the needs of different sectors.
Additionally, our products are manufactured using only high-quality materials and comply with international standards. Through the solutions we provide, we enable our customers to increase operational efficiency and optimize costs. Our company closely follows technological advancements and continuously offers innovative products to help our customers gain a competitive advantage.
On each of our product pages, you can find comprehensive information about technical details, areas of use, and product features. You can explore all the products you need to strengthen your industrial processes on our website and enjoy a seamless purchasing experience.