General technical specifications

Degree of protection

IP20

Ambient temperature

0 to 60 °C

Vibration resistance

2 g continuously,
5 g periodically
(motor starter max. 2 g)

Maximum configuration (none of the limits listed below must be exceeded)

• Number of modules per IM 151, max.

IM151-1 BASIC: Up to 12 modules

IM151-1 COMPACT: Up to 12 modules

IM151-1 STANDARD: Up to 63 modules

IM151-1 HIGH FEATURE: Up to 63 modules

IM151-7 CPU: Up to 63 modules

IM151-3 PN: Up to 63 modules

• Line width, max.

IM151-1 BASIC: Up to 2 m

IM151-1 COMPACT: Up to 2 m

IM151-1 STANDARD: Up to 2 m

IM151-1 HIGH FEATURE: Up to 2 m

IM151-7 CPU: Up to 1 m

IM151-3 PN: Up to 2 m

• User data length

Depending on the number and type of connected modules

IM151-1 BASIC: Up to 88 bytes for inputs and outputs

IM151-1 COMPACT: Up to 100 bytes for inputs and outputs

IM151-1 STANDARD: Up to 244 bytes for inputs and outputs

IM151-1 HIGH FEATURE: Up to 244 bytes for inputs and outputs

IM151-7 CPU: Not relevant

IM151-3 PN: 256 bytes

• Parameter length

Depending on the number and type of connected modules

IM151-1 BASIC: 198 bytes

IM151-1 COMPACT: 218 bytes

IM151-1 STANDARD: Up to 244 bytes

IM151-1 HIGH FEATURE: Up to 244 bytes

IM151-7 CPU: Not relevant

IM151-3 PN: Not relevant

Requirements of the DP master system

• PROFIBUS DP master

In accordance with EN 50170

• Parameter length

>32 bytes, depending on the number and type of connected modules

• User data length

Depending on the number and type of connected modules

• Diagnostics length

17 to 64 bytes (adjustable)

Standards and approvals

• PROFIBUS

EN 50170, Volume 2

• IEC 1131

IEC 1131, Part 2

• UL

Acc. to standard UL508, File No. E 116536/E 75310 (AC modules)

• RCM (formerly C-Tick)

AS/NZS 2064 (Class A)

• CSA

Acc. to standard C22.2 No. 142, File No. LR 48323/LR 44226 (AC modules)

• cULus for hazardous locations

Acc. to standard UL 508, File No. E 116536
acc. to hazardous locations UL 1604, File No. E 222109
acc. to standard CSA C22.2, no. 142

• FM

Standard Class No. 3611, Class I, Division 2, Group A, B, C, D, Class I, Zone 2, Group IIC (without motor starter and frequency converter)

• Shipbuilding

American Bureau of Shipping

Bureau Veritas

Det Norske Veritas

Germanischer Lloyd

Lloyds Register of Shipping

Nippon Kaiji Kyokai

(without motor starters and frequency converters)

• Ex approval Cat. 3 (for Zone 2 acc. to ATEX–100a)

EN 50021

(without frequency converters)