Delta Digital timer User Manual download pdf (Page 60)

Cat. No.

Parameters

Frequency Monitoring Series PD 225

ORDERING INFORMATION

MI81BJ

MI91BL

• Operable in various auxiliary supply voltage conditions &

frequency range by selecting proper model

• Models for Over Frequency and

Under/Over Frequency Monitoring

• Monitors frequency of three signals - Sine, Square & Triangular

• Model for Frequency Limit Control: 5 Hz to 135 Hz

• Wide Signal Input Voltage: 15 to 500 VAC

Cat. No.

MI81BJ

MI91BJ

MI81BL

MI91BL

Description

110-240 V AC, Over Frequency Monitoring Series PD 225 with

ON Delay of 500 ms (Fixed), & OFF Delay of 500 ms (Fixed), 1 C/O

220-440 V AC, Over Frequency Monitoring Series PD 225 with

ON Delay of 500 ms (Fixed), & OFF Delay of 500 ms (Fixed), 1 C/O

110-240 V AC, Under/Over Frequency Monitoring Series PD 225 with

ON Delay of 500 ms (Fixed) & OFF Delay of 500 ms to 5 Sec. (Selectable), 1 C/O

220-440 V AC, Under/Over Monitoring Series PD 225 with

ON Delay of 500 ms (Fixed) & OFF Delay of 500 ms to 5 Sec. (Selectable), 1 C/O

Frequency

110-240 VAC, 48-62 Hz

3 VA

o o

- 20 C to + 80 C

95% (Rh)

Base / DIN rail

Power Consumption (Max.)

~ 150 ms

Relay Ouput

Mechanical Life

Electrical Life

Contact Material

Operating Temperature

Storage Temperature

Humidity (Non Condensing)

LED Indications for Relay

Degree of Protection

Dimension (W x H x D) (in mm)

Weight (unpacked)

Mounting

Certification

Supply Variation

-15% to + 15%

Trip Level

Trip Levels

For Signal

Frequency (%)

6A (Resistive) @ 240 VAC / 28 VDC

3 x 10

1 x 10

Ag alloy

Red LED Flashing if No Signal

22.5 X 83 X 100.5

120 g

Utilization Category

AC - 15

DC - 13

Rated Voltage (Ue): 120/240 V, Rated Current (Ie): 3.0/1.5 A

Rated Voltage (Ue): 24/125/250 V, Rated Current (Ie): 2.0/0.22/0.1 A

0.33 to 1 of Full Scale

1.5 % of Full Scale selected

± 5%

± 0.02%

~ 500 ms

Response

Time

220-440 VAC, 48-62 Hz

Over Frequency

Under Frequency

N A

Reset Hysteresis

Setting Accuracy

Repeat Accuracy

ON Delay

OFF Delay

Reset Time

500 ms - 5 s

Signal Type Sinusoidal, Square, Triangular

Signal Input Voltage Range (15 to 500) V

Overall Frequency Range

Frequency Range Selection

(+ 1 to + 10) Hz

(- 1 to - 10) Hz

(40 to 70) Hz

50 Hz

60 Hz

Contact Rating

1 C/O (SPDT)

N. A.

LED Indications for UF & OF N. A.

Seperate Indications given for UF & OF Status

EMI/ EMC

Radio Interference Suppression

ESD

Electrical Fast Transients

Surges

Voltage Dips, Interruptions

Isolation

• Adjustable Relay status in healthy or

unhealthy condition using DIP switch "ET"

(Energize to Trip) or "DT" (De-energize to trip.)

• Ease of Frequency setting with

simple Addition & Subtraction

• LED indications for healthy,

unhealthy & no signal conditions

( 5 to 135) Hz

Frequency Range

(5 to 15) Hz

(15 to 45) Hz

(45 to 135) Hz

N A

Supply Voltage ( )

IP 20 for Terminal, IP 40 for Enclosure

CISPR 14-1

IEC 61000-4-2

IEC 61000-4-4

IEC 61000-4-5

IEC 61000-4-11

Test voltage between input & output - IEC 60255-5, 2kV

Ed. 5.0 (2005-11) Class A

Ed. 1.2 (2001-04) Level II

Ed. 2.0 (2004-07) Level IV

Ed. 2.0 (2005-11) Level IV

Ed. 2.0 (2004-03) All 7 Levels (AC), IEC 61000-4-29 Ed. 1.0 (2000-08) All 5 Levels (DC)

(of )

o o

- 15 C to + 60 C

RoHS

Compliant

Note: UL Approval for Cat Nos. MI81BL & MI91BL only

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Delta Digital timer User Manual Page 60

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