AMETEK ReFlex - Manual (Page 236)

ReFlex Power™ DC Power Supplies
M380056-01 Rev K 6-33
RFP-D2120-8A3-XXXX, I NTERFACE C ONNECTOR :
External isolated digital and analog control interface.
Connector: Positronic Industries P/N SD9M1000Z, AMETEK P/N 856-214-09
Crimp contacts: Positronic Industries P/N MC7520D (initially supplied with connector)
Backshell: Positronic Industries P/N D9000Z00, AMETEK P/N 856-247-10
Wire size: Maximum gauge 20 AWG (recommended)
Maximum length 10 meters (can be extended subject to environment, cable
type, and interface circuits).
RFP-D2120-8A3-XXXX I NTERFACE P INOUT
Figure 6-9. RFP-D2120-8A3-XXXX Interface Connector, Front Panel View, and Wiring Diagram
Table 6-6. RFP-D2120-8A3-XXXX Interface Connector Pinout
PIN NAME FUNCTION SIGNAL LEVEL
1 ENA 1 Input: module output enable TTL logic level
6 ENA-RTN 1 Input: return for ENA signal; connected to Pin-7/8 Signal common
2 TRIG-OUT Output: trigger output signal TTL logic level
7 TRIG-OUT-RTN Output: return for TRIG-OUT; connected to Pin-6/8 Signal common
3 TRIG-IN Input: trigger input signal TTL logic level
8 TRIG-IN-RTN Input: return for TRIG-IN; connected to Pin-6/7 Signal common
4 RESERVED
9 RESERVED
5 CHAS-GND Shield ground Chassis ground
1 Enable signal is internally pulled up to +5 V with a 10 K resistor. To enable the module, the signal is pulled low
(<= 0.5 V) with respect to the ENA RTN signal; this may also be accomplished by shorting Pin 1 to Pin 6.