·Some details are not shown. Please refer to specification sheets for all information.

MDP-PA

Lightning Surge Protectors for
Electronics Equipment M-RESTER

LIGHTNING SURGE PROTECTOR FOR
PROFIBUS-PA

Functions & Features
• Designed specifically for the network
• No interruption of transmission signal by unplugging the head element module

MODEL: MDP–PA[1]

ORDERING INFORMATION
• Code number: MDP-PA[1]
 Specify a code from below for [1].
 (e.g. MDP-PA/A33/Q)
• Specify the specification for option code /Q
 (e.g. /C01)

[1] OPTIONS (multiple selections)
DIN Rail Mounting Adapter
blank: Without
/A33: With adapter (model A-33)
Other Options
blank: none
/Q: Option other than the above (specify the specification)

SPECIFICATIONS OF OPTION: Q
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating

APPLICABLE NETWORK
PROFIBUS-PA , Foundation Fieldbus and other networks complied with IEC 61158-2
Note 1: This unit is not approved for classified locations.
Note 2: Power supply to the bus must be limited to 500 mA or less.

GENERAL SPECIFICATIONS
Construction: Plug-in
Connection: M4 screw terminals (torque 0.8 N·m)
Screw terminal: Nickel-plated steel
Housing material: Flame-resistant resin (black)

INSTALLATION
Operating temperature: -5 to +55°C (23 to 131°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Mounting: Surface or DIN rail
Weight: 100 g (0.22 lb), standard; 125 g (0.28 lb), with DIN rail mounting adapter

PERFORMANCE
Max. continuous operating voltage (Uc): 
 Line to line: 27 V  
 Line to earth: ±160 V
 SHLD to earth: ±160 V
Voltage protection level (Up):
• @ 2 kV (1 kA) 
 Line to line: ±60 V
 Line to earth: ±600 V
 SHLD to earth: ±600 V
Response time:
 Line to line: ≤ 4 nsec.
 Line or SHLD to earth: ≤ 20 nsec.
Leakage current:
 Line to line: ≤ 5 μA @ ±27 V
 Line to earth: ≤ 5 μA @ ±160 V
 SHLD to earth: ≤ 5 μA @ ±160 V
Max. discharge current (Imax): 5000 A (8 / 20 μs)
Nominal current (IN): 500 mA
Internal series resistance: ≤ 3.3 Ω including return
Capacitance @ 1 MHz:
 Line to line:  ≤ 1500 pF
 Line to earth: ≤ 100 pF
 SHLD to earth: ≤ 100 pF
Surge protection: IEC 61643-21 Categories C1, C2

CONNECTION EXAMPLES

GROUNDING

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

MOUNTING REQUIREMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.