Number of channels

24

24

12

12

12

Channel-to-channel isolation

x

x

x

On/off state

x

x

x

x

x

On/off latching

x

x

x

Counting

x

x

x

On/off totalization

x

x

x

Frequency measurement

x

x

x

Period measurement

x

x

x

Pulse measurement

x

x

x

Quadrature

x

Input Voltage (VDC)

15–30 VDC

15–30 VDC

10–30 VDC

10–30 VDC

2.5–30 VDC

Turn ON Characteristic

15 V, > 2 mA

15 V, > 2 mA

10 V, > 2 mA

10 V, > 2 mA

2.5 V

Turn OFF Characteristic

5 V, < 0.5 mA

5 V, < 0.5 mA

5 V, < 1.5 mA

5 V, < 1.5 mA

1.8 V

Input Impedance (± 5%)

See note 1.

See note 1.

See note 1.

See note 1.

1.1 K at 5 V, 2.2 K at 12 V, 3.5 K at 24 V

Max. Freq. (50% square wave)

1000 Hz (24 V_p-p)

1000 Hz (24 V_p-p)

1000 Hz (24 V_p-p)

1000 Hz (24 V_p-p)

Counting: 200 kHz
Quadrature: 50 kHz

IEC Input Type

Type I

Type I

Type III

Type III

N/A

Isolation (field-to-logic)

300 V working, 1500 V transient (1 minute)

Isolation (channel-to-channel)

None

None

300 V working

300 V working

300 V working

Number of Channels

24

24

12

12

12

Chassis Power Consumption

1.2 W

1.2 W

1.2 W

1.2 W

1.0 W

Minimum GRV-EPIC-PR1 Firmware Version

1.0.0

1.0.0

1.0.0

1.0.0

1.3.0

Minimum PAC Project Version

10.0000

10.0000

10.0000

10.0000

10.2000

Wire Size

28–14 AWG

28–14 AWG

28–14 AWG

28–14 AWG

28–14 AWG

Torque, connector screw

2.5 in-lb (0.28 N-m)

2.5 in-lb (0.28 N-m)

2.5 in-lb (0.28 N-m)

2.5 in-lb (0.28 N-m)

2.5 in-lb (0.28 N-m)

Torque, hold-down screw

3.5 in-lb (0.4 N-m)

3.5 in-lb (0.4 N-m)

3.5 in-lb (0.4 N-m)

3.5 in-lb (0.4 N-m)

3.5 in-lb (0.4 N-m)

Temperature (operating)

-20 °C to +70 °C

-20 °C to +70 °C

-20 °C to +70 °C

-20 °C to +70 °C

-20 °C to +70 °C

Temperature (storage)

-40 °C to +85 °C

-40 °C to +85 °C

-40 °C to +85 °C

-40 °C to +85 °C

-40 °C to +85 °C

Relative Humidity (non-condensing)

5–95%

5–95%

5–95%

5–95%

5–95%

Agency Approvals

UL/cUL(Class 1 Div. 2); CE, ATEX(Category 3, Zone 2), RoHS; DFARS; CB Scheme

Warranty

Lifetime

Lifetime

Lifetime

Lifetime

Lifetime