Specifications – Rockwell Automation 1771-OW16/B Electro Mechanical Relay Contact Output Module User Manual

Page 12

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Publication 1771-IN069B-EN-P - November 2005

12 Electromechanical Relay Contact Output Module

Specifications

ac/dc (240V ac/150V dc) Electromechanical Relay
Contact Output Module (cat. no. 1771-OW16)

Number of Outputs

Module Location

1771-I/O Chassis, 1 slot

Voltage Rating

240V ac @ 47-63 Hz; 150V dc - Refer to page 14

Current Rating

Refer to Table 2 on page 14

Maximum surge current

dc: 2 A max per output (at rated power)

ac: Refer to Table 3 on page 14

Minimum Contact Load

10 mA

Operate/Release Time

10 ms maximum; 5 ms (+1 ms)

Switching Frequency

1/3 Hz at maximum load

Bounce Time

4.0 ms maximum

Expected Life of

Electrical Contacts

300 K operations @ 25 °C (cos

θ = 1)

Backplane Current

1.3 A maximum

Power Dissipation

All relays on: 6.5 Watts

Thermal Dissipation

All relays on: 22.24 BTU/hr

Isolation Voltage
(continuous-voltage withstand
rating)

250V basic system to user side

125V basic between channels

Tested to 1500 V ac for 60 s

Fusing

Fusing of outputs is recommended. Use 3.0 A, 250V ac slow-blow fuses
(Littelfuse pt. no. 239003).

External Over-current Protection

15 A branch circuit protection

Indicators

8 yellow status indicators - show status of individual outputs. If relay output
bit is on, corresponding output indicator is on.

Environmental Conditions

Operating Temperature

IEC 60068-2-1 (Test Ad, Operating Cold),
IEC 60068-2-2 (Test Bd, Operating Dry Heat),
IEC 60068-2-14 (Test Nb, Operating Thermal Shock):
0 to 60 °C (32 to 140 °F)

Storage Temperature

IEC 60068-2-1 (Test Ab, Unpackaged Nonoperating Cold),
IEC 60068-2-2 (Test Bb, Unpackaged Nonoperating Dry Heat),
IEC 60068-2-14 (Test Na, Unpackaged Nonoperating Thermal Shock):
–40 to 85 °C (–40 to 185 °F)

Relative Humidity

IEC 60068-2-30 (Test Db, Unpackaged nonoperating Damp Heat):
5 to 95% noncondensing

Vibration

IEC 60068-2-6 (Test Fc, Operating):
2g @ 10…500 Hz

Shock

Operating

Nonoperating

IEC 60068-2-27 (Test Ea, Unpackaged Shock):
30g
50g

ESD Immunity

IEC 61000-4-2:
6 kV indirect contact discharges

Radiated RF Immunity

IEC 61000-4-3:
10 V/m with 1kHz sine-wave 80%AM from 30 MHz to 1000 MHz

EFT/B Immunity

IEC 61000-4-4:
±1 kV at 5 kHz on signal ports

Surge Transient Immunity

IEC 61000-4-5:
±1 kV line-line(DM) and ±2 kV line-earth(CM) on signal ports

Conducted RF Immunity

IEC 61000-4-6:
10 Vrms with 1 kHz sine-wave 80%AM from 150 kHz to 30 MHz

Emissions

CISPR 11:
Group 1, Class A (with appropriate enclosure)

Enclosure Type Rating

None (open-style)

Conductors

Wire Size