9300 Series User’s Guide

I/O Connections

 

 

Digital Inputs

The meter supports four digital inputs. These can be used for monitoring the condition of an external contact, or for pulse counting applications.

Description

Specification

 

 

Input Type

Self-excited (internal 30 VDC supply)

 

 

Inputs

S1, S2, S3, S4

 

 

Application

Dry contact sensing, or with external excitation.

 

 

Wire

28 to 16 AWG (0.1 to 1.3 mm2)

Connector Type

Captured wire

 

 

Max. Pulse Width

25 pulses per second

 

 

 

Digital Inputs

 

S1

Optically coupled

S2

solid state relay

 

30 VDC

R

S1

S3

Internal

Internal Circuit

 

 

Supply

 

 

 

C (+)

S4

 

 

External Dry Contacts

Polarity for SSR Contact shown.

C

Analog Inputs

Two types of analog input ports are available when you order a meter (refer to your meter’s label to determine what type you ordered):

Specification

0-20 mA (scalable to

0-1 mA Option

4-20 mA) Option

 

 

 

 

 

Input Impedance

25

475

 

 

 

Maximum Source

500

10 k

Impedance

 

 

 

 

 

Accuracy

±0.3% of full-scale

 

 

 

 

Inputs

AI1, AI2, AI3, AI4

 

 

 

 

Connectors

Phoenix captured-wire

 

 

 

 

Update Rate

1 Hz

 

 

 

 

Channel to Channel

None

 

Isolation

 

 

 

 

 

 

Max. Common Mode

30 V

 

Voltage

 

 

 

 

 

Standards Compliance

IEC 61000-4-4 fast transient test with capacitive clamp (4 kVp-p@2.5

kHz for 1 min)

 

 

 

 

 

 

Chapter 7 - Hardware Reference

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Siemens 9330, 9350, 9300 manual Digital Inputs, Analog Inputs

9300, 9350, 9330 specifications

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