Important - we are relocating our office
From 19/09/2016 we will be in a new office at the following address: 8 Malashevska street, block C, BLC “Sofia”, 1202 Sofia, Bulgaria
Our calibration laboratory has resumed its activities with new certificate
Our laboratory for calibration has resumed its activities with a new certificate of accreditation from the BAS.
NEW - RS485 galvanically isolated repeater
This is RS485 repeater and isolator in one device. Both sides are galvanically isolated.
New Transmitter for Temperature and Humidity
DI-RHT1 is designed for measuring and control of the environment in workplaces, storage houses, manufacturing facilities or just for monitoring the ambient temperature and humidity.
New partners Delta instruments - FilesThruTheAir
We are an authorized distributor of FilesThruTheAir for Bulgaria.
a-eberle on the market in Bulgaria
Delta Instruments Ltd. is authorized distributor of А.Eberle GmBH & Co. KG for Bulgaria.
Anti Sleep Alarm
Device preventing falling asleep in important moments
New transmitter GAS-TRANSmitter DGS510-EXP with ATEX certificate
GAS-TRANSmitter DGS510-EXP is purposed as a measuring sensor for gas detectors "GAS ALARM DG510/XX" and "GAS ALARM DG910/XX" series. The transmitter can be used with other gas detectors in strict compliance with its technical specifications. It is designed to detect wide range of explosive gases and vapors. The transmitter is explosion-proof (Ex d) and can be used in zone 1 and 2.
Serial Modbus Master Multiplexer SMM-01
Have you ever had problems to connect several master devices in a Modbus RTU network or just to synchronize RS485 lines with different baud rates ? Serial Master Multiplexer SMM-01 is created particularly for this purpose.
dRTU-3000 - New series of remote I/O modules with Modbus RTU
The remote I/O module type dRTU-3018 operates with 8 discrete inputs type "dry contact" via the Modbus RTU communication protocol over a serial interface RS485.

The module type dRTU-3028 consists of 8 output relays SPDT 5A/250 VAC (5A/30VDC on request).
New Single-Channel Process Indicator series 8001
Purposed for measurement and control of various industrial process parameters. Among its specifications: universal analogue input, 4 programmable SPDT output relays - for High / Low alarm level or ON/OFF control, galvanic isolated current output 4÷20mA, serial communication interface RS485, etc.
New Transmitter for Relative Humidity & Temperature series RHT_RS
For measurement of relative humidity and temperature of air (gas) via an integrated sensor, protected with sintered stainless steel filter for sensitive elements. The measured values are indicated on the display and constantly transmitted through a serial interface RS485 as an output.