Products - VOLTEC ENGINEERING LIMITED

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Connection of additional universal alarm inputs
Adding free inputs for display and supervision
Event logging (e.g. legionella function)
Additional time programs (ON / OFF) for basic functions
Calculation of enthalpy, enthalpy differential, absolute humidity, dewpoint and wet bulb temperature
Logic function blocks for switching on / off depending on different conditions
Lead / lag control of pumps, fans, motors, etc., with automatic changeover
Step switch with linear, binary or flexible functionality

Standard Pressure Transmitters

The pressure transmitters of the 21Y series are incredibly robust to environmental

impacts since they lack an internal seal and have a high insulation voltage of 300 VDC.

An intricate compensation circuit allows for the specification of a small total error band.

Electrical connections and pressure connections come in a variety of options.

SIMILAR SERIES:-

Attribute	Value
For Use With	SIMATIC S7-200 Series
Manufacturer Series	S7-200
Number of Inputs	14
Number of Digital Inputs	14
Output Type	Analogue, Digital, Transistor
Voltage Category	20.4 → 28.8 V dc
Input Type	Analogue, Digital
Number of Digital Outputs	10
Number of Outputs	10
Communication Port Type	RS485
Program Capacity	12 kB
Programming Language Used	AWL, FUP, Ladder Logic
Mounting Type	Rack Mount
Programming Interface	Computer, SIMATIC PG/PC
Output Current	750 mA
Number of Communication Ports	1
Battery Backup	Yes
Length	80mm
Memory	12 (Program Memory) kB, 8 (Data Memory) kB
Width	120.5mm
Dimensions	80 x 120.5 x 62 mm
Maximum Operating Temperature	+45°C
Minimum Operating Temperature	0°C
Depth	62mm