MTL5041 Datasheet, PDF (1/1 Pages) List of Unclassifed Manufacturers – REPEATER POWER SUPPLY / 4/20mA, for 2-wire transmitters

MTL5041 REPEATER
POWER SUPPLY
4/20mA, for 2-wire transmitters
The MTL5041 provides a fully-floating dc supply for energising a
conventional 2-wire 4/20mA transmitter which is located in a
hazardous area and repeats the current in another floating circuit to
drive a safe-area load.
Hazardous area Safe area
6
5
4
4/20mA
+
3
2
–¹
I
I
SPECIFICATION
See also common specification
Number of channels
One
Location of transmitter
Zone 0, IIC, T4–6 hazardous area if suitably certified
Div. 1, Group A hazardous location
Safe-area output
Signal range: 4 to 20mA
Over/under-range: 0 to 24mA
Safe-area load resistance: 0 to 1kΩ
Safe-area circuit output resistance: >2MΩ
Safe-area circuit ripple
<125µA peak-to-peak
Hazardous-area input
Signal range:
0 to 24mA (including over-range)
Transmitter voltage: 16.5V at 20mA
Transfer accuracy at 20°C
Better than 20µA (typically 5µA)
Temperature drift
<1µA/°C
Response time
Settles to within 10% of final value within 250µs
LED indicator
Green: power indication
Supply voltage
20 to 35V dc
Maximum current consumption (with 20mA signal)
70mA at 24V
85mA at 20V
55mA at 35V
Maximum power dissipation within unit (with 20mA signal)
1.2W at 24V
Safety description
28V, 300Ω, 93mA; Um = 250V rms or dc
Terminal
1
2
11
12
13
14
Function
Input –ve
Input +ve
Output –ve
Output +ve
Supply –ve
Supply +ve
7
8
9
10
11
–
4/20mA
12 ₊
13
14
Load
Vs–
20 to 35V dc
Vs+
EUROPE (EMEA)
Tel: [phone]
Fax: [phone]
AMERICAS
Tel: [phone]
Fax: [phone]
ASIA PACIFIC
Tel: [phone]
Fax: [phone]
E-mail: [e-mail] Web site: www.mtl-inst.com
June 2004