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Martens 放大器 TV125M / ST125M 隔離放大器 Martens of the GHM GROUP

● Standard inputs and outputs with adjustment function
● Safe electrical isolation between input / output / power supply by  reinforced insulation in accordance to DIN EN 61010-1
● Functional safety to EN61508 SIL2
● Input intrinsically safe for the connection of sensors in the  Ex-zone 0 and 20 possible
● Equipment installation in ex-zone 2
● Wide range power supply for AC and DC supply
● Power rail supply
● Output accuracy < 0.2* of full scale
● Operating display and status messages bi-color LED
● Configuration via front panel dip switches
● Coded Plug-in terminal blocks
● Small design, width 12.5 mm
● Mounting rail TS 35 and EN60715

Output
Voltage output : 0…10 V or 2…10 V switchable, Load > 500 ?.
Current output : 0..20 mA or 4..20 mA switchable, Load < 600 ?.
Step response T90 : 40 ms
Standard error : < 0,2 * of the end value
Temperature coefficient : < 0,01 * / K

Transmitter feed
Rated voltage at : > 15 V DC; terminals 51, 52
20 mA output current > 14 V DC; terminals 51, 41, Ri = 300 ?

Housing
Material : Polyamid (PA) 6.6, UL94V-0
Weight : 91g
Protection class : Housing IP30, terminals IP20 BGV A3
Colour : light grey
Installation width : 12,5 mm
Dimension (HxT) : 108 x 114 mm
Assembly : Mounting rail assembly TS35  DIN EN 60715

Safety Integrity
Level : Sil 2 (parameters in accordance with  EN 61508 and SN 29500) for input  types 4..20 mA or 2..10 V and output  types 4..20 mA or 2..10 V